Tag Archives: pulley timing belt

PacEPT factory made in China – replacement parts – in Santa Cruz Bolivia Machine Timing Belt Pulley with top quality

PacEPT  factory  made in China - replacement parts -  in Santa Cruz Bolivia    Machine Timing Belt Pulley with top quality

We – EPG Group the bigge EPT gearbox & motors , vee pulleys, timing pulleys, couplings and gears factory in China with 5 different branches. For more details: Mobile/whatsapp/telegram/Kakao us at: 0086~13083988828 13858117778 0571 88828

As one of the mo EPT excellent synchronous belts suppliers of Asia, Jbosun can provide you all sorts of belts, industrial synchronous belts, transmission belt, rubber synchronous belts, PU synchronous belts, double-sided synchronous belts, special synchronous belts (blocks, Sponge, PU glue, PVC decorative pattern, rubber and all sorts of material can be added on the surface of belt), automotive belt, ribbed V-belts, and matching aluminum synchronous pulley, steel synchronous pulley, copper synchronous pulley, locking assembles, taper bushing series. Also we are able to process according to customer’s blueprint.

Our products are widely applied to security, glass ceramic, wood, metal plastic, printing, packaging, textile, food, tobacco, instrument, communication and cable, electronics, automobile, sports and EPT industries of mechanical transmission.

We offer:

Steel /Aluminum/ Copper Timing Pulley

1. Model: MXL, XL, L, H, XH, XXH, T2.5, T5, T10, T20, AT5, AT10, AT20, 2M, 3M, 5M, 14M, S2M, S3M, S5M, S8M, S14M, 2GT, 3GT, 5GT, 8MGT, 14MGT, 8YU
2. Material: Steel/Aluminum/Copper
3. Brand Name: Jbosun
4. Place of Origin: HangZhou China (Mainland)
5. Packaging Detail: Export Carton
6. Delivery Detail: About 7 Days after receiving 30% T/T payment in advance
7. Characteristics:
—Good quality with lowe EPT price and be EPT service.
—Large production capacity with fa EPT delivery and quality assurance.
—Rich experience in producing timing pulleys.
—Timing pulley with no noise, high efficiency, and free from maintainance.

Any inquiry, please feel free to contact us for more details, we’ll response you ASAP!

                                                                                                                  Timing Pulley
  Type Belt nominal width Pulley width Step/hub Flange diameter Flange thickness  Number of tooth(or as blueprint)
T
Type
MXL 3.048mm~25.4mm 4mm~27mm                                                                                                          as your request                                   as standard 1.0mm~3.0mm 15~200
XL 4.826mm~50.8mm 6mm~52mm 1.0mm~3.0mm 10~200
L 9.398mm~76.2mm 11mm~79mm 1.5mm~3.0mm 10~200
H 9.398mm~101.6mm 11mm~105mm 1.0mm~3.0mm 10~200
XH 19.05mm~127mm 21mm~131mm 1.0mm~3.0mm 18~120
XXH 25.4mm~152.4mm 29mm~158mm 2.0mm~3.0mm 18~120
T2.5 3mm-30mm 4mm-32mm 1.0mm~3.0mm 12~200
T5 4mm~50mm 5mm-52mm 1.0mm~3.0mm 10~300
T10 10mm~100mm 11mm~102mm 1.5mm~3.0mm 12~200
T20 20mm~100mm 22mm~103mm 1.5mm~3.0mm 18~120
AT5 6mm~50mm 7mm~52mm 1.0mm~3.0mm 14~300
AT10 10mm~100mm 11mm~102mm 1.5mm~3.0mm 12~200
AT20 20mm~100mm 22mm~103mm 1.5mm~3.0mm 18~120
Arc Type
 
2M  3mm-30mm 4mm~32mm 1.5mm~3.0mm 15~200
3M  3mm-30mm 4mm~32mm 1.0mm~3.0mm 12~250
5M  10mm~50mm 11mm~52mm 1.0mm~3.0mm 14~300
8M  10mm~85mm 12mm-87mm 1.0mm~3.0mm 16~200
14M  20mm~115mm 22mm-119mm 1.5mm~3.0mm 18~200
S2M  3mm-30mm 4mm~32mm 1.0mm~3.0mm 15~200
S3M  3mm-30mm 4mm~32mm 1.0mm~3.0mm 12~250
S5M  10mm~50mm 11mm~52mm 1.0mm~3.0mm 14~300
S8M 10mm~85mm 12mm-87mm 1.5mm~3.0mm 16~200
2GT 3mm-30mm 4mm~32mm 1.0mm~3.0mm 15~200
3GT 3mm-30mm 4mm~32mm 1.0mm~3.0mm 12~250
5GT 10mm~50mm 11mm~52mm 1.0mm~3.0mm 14~300
8MGT 10mm~85mm 12mm~87mm 1.0mm~3.0mm 10~200

We – EPG Group the bigge EPT gearbox & motors , vee pulleys, timing pulleys, couplings and gears factory in China with 5 different branches. For more details: Mobile/whatsapp/telegram/Kakao us at: 0086~13083988828 13858117778 0571 88828

The use of original equipment manufacturer’s (OEM) part numbers or trademarks , e.g. CASE® and John Deere® are for reference purposes only and for indicating product use and compatibility. Our company and the listed replacement parts contained herein are not sponsored, approved, or manufactured by the OEM.

PacEPT  factory  made in China - replacement parts -  in Santa Cruz Bolivia    Machine Timing Belt Pulley with top quality

PacEPT  factory  made in China - replacement parts -  in Santa Cruz Bolivia    Machine Timing Belt Pulley with top quality

Timing Cheap made in China – replacement parts – in Aden Yemen Pulley Gt2 20 Teeth 3D Printer 8mm Aluminum Belt with top quality

Timing  Cheap  made in China - replacement parts -  in Aden Yemen  Pulley Gt2 20 Teeth 3D Printer 8mm Aluminum Belt with top quality

We – EPG Group the bigge EPT gearbox & motors , vee pulleys, timing pulleys, couplings and gears manufacturing facility in China with 5 various branches. For far more particulars: Cellular/whatsapp/telegram/Kakao us at: 0086~13083988828 13858117778 0571 88828

>> If you receive good quality problems with the merchandise, please make contact with us in time and deal with it correctly for you.

>> You require to provide enamel profile, teeth amount, belt width, bore diameter, amount and type. Please deliver us drawings to get our be EPT quotation.Many thanks
 

Product identify Belt pulley / Timing pulley
Teeth profile Arc toothed HTD3M, HTD5M, HTD8M, HTD14M, HTD20M, Gt2,  Gt3, Gt5
Arc Gt toothed Gt2,Gt3,Gt5
Trapezoidal toothed MXL, XXL, XL, L, H, XH, XXH
T-toothed T2.5, T5, T10, T20
AT-toothed AT3,AT5,AT10,AT20
S-toothed S2M, S3M, S4.5M, S5M, S8M, S14M
Parabolic-toothed P2M, P3M, P5M, P8M, P14M
Y-toothed G2M, G3M, G5M, Y8M
Teeth Amount 10-a hundred and fifty enamel or tailored
Inner Bore 2-200mm H7 precision or personalized
resources Carbon metal, aluminum alloy frequently employed, brass and ca EPT iron obtainable.
Area treatment method Anodize, Black Oxide, Phosphate and Galvanization.
Specification EPT serice, strictly in accordance drawing and samples
Software Machining, Mining Accessories, EPT Accessoried, EPT Elements, Car Elements, Industrial Areas, and many others

 

     FEATURE#1
      – Precise transmission
      – Balance
      – Low noise
      – No slip
     FEATURE#two
      – Multi-axis transmission
      – Oil resistant
      – Humidity proof
      – No lubication needed
     FEATURE#three
      – Safety & Eco-helpful
      – Vast range of applications
      – Assistance customization

HangZhou EPT Rubber & Plastic Co.,Ltd  
Proven in 2008, Is a Specializing in the manufacturing of agricultural/industrial machinery areas, presently generating timing belts, conveyor belts, crawlers, synchronous wheels, gears, bearings, engines and EPT spare elements. Our products are SGS, RoHS, M1 and UL accredited,Our manufacturing facility is positioned in Zhangting Industrial Zone, Xihu (We EPT Lake) Dis., HangZhou, which is only fifty kilometers absent from the famous HangZhou Port (Harbor). handles an area of 9,000 square meters, with 6,000 sq. meters’ normal workshops and world-class products, we have exported our products to several intercontinental markets including the British isles, Southea EPT Asia, France, Australia, Canada, and so forth.You should feel free to make contact with us for much more details.

====================================  FAQ ======================================

one) Q: I haven’t done enterprise with you prior to, how can i tru EPT your business? 
A: Our firm are created-in-china golden supplier and passed Field certification by produced-in-china. What is much more,we have obtained authority certificates for ISO9001.

two) Q: How is good quality ensured?
A:  All our processes strictly adhere to ISO9001:2008 procedures, we have rigorous quality manage from producing to shipping and delivery,one hundred% inspection by professional testing centre. Tiny samples could be presented to you for screening.

3) Q: Can i get 1 or a lot more samples?
A: Sure, sample orders welcomed. 

four) Q: Do you give any special discounts?
A: Of course, we will certainly try my be EPT to support you get the be EPT cost and be EPT service at the exact same time.

5) Q: How to Personalized-made(OEM/ODM)?
A: Make sure you ship you item drawings or samples to us if you have, and we can custom-produced as you demands.We will also supply professional advices of the goods to make the layout to be improve the efficiency.

We – EPG Group the bigge EPT gearbox & motors , vee pulleys, timing pulleys, couplings and gears factory in China with 5 various branches. For much more specifics: Cell/whatsapp/telegram/Kakao us at: 0086~13083988828 13858117778 0571 88828 The use of original products manufacturer’s (OEM) component numbers or emblems , e.g. CASE® and John Deere® are for reference reasons only and for indicating solution use and compatibility. Our firm and the detailed replacement parts contained herein are not sponsored, accepted, or manufactured by the OEM.

Timing  Cheap  made in China - replacement parts -  in Aden Yemen  Pulley Gt2 20 Teeth 3D Printer 8mm Aluminum Belt with top quality

Timing  Cheap  made in China - replacement parts -  in Aden Yemen  Pulley Gt2 20 Teeth 3D Printer 8mm Aluminum Belt with top quality

High made in China – replacement parts – habasit chain China in Daegu Republic of Korea Quality Auto Engine Timing Belt Roller, Guide Pulley, Idler Pulley Bearing with ce certificate top quality low price

High  made in China - replacement parts - habasit chain China in Daegu Republic of Korea  Quality Auto Engine Timing Belt Roller, Guide Pulley, Idler Pulley Bearing with ce certificate top quality low price

We – EPG Team the biggest Chain and agricultural gearbox manufacturing unit in China with 5 various branches. For far more information: Mobile/whatsapp/telegram/Kakao us at: 0086-13083988828

we supply one particular-cease answer for the acquire of mechanical chain,electrical power transmission components and pto shaft, agricultural gearboxes merchandise in China. Roller If you are interested in any of our products or would like to discuss a likely purchase, please come to feel free of charge to make contact with us. Chain Elements Each chain is linked at the ends to type a comprehensive circle or chain loop by a master connecting hyperlink. Cotter plates or spring clips keep the connecting link’s pins from operating unfastened. Our capabilities go significantly over and above the scope of our catalog. Based mostly on client desire, we now inventory solid collars with outsized bores for purposes where the standard tolerance does not enable for satisfactory clearance. We also supply different finishes for reliable and break up collar which includes yellow zinc, nickel and chrome. Several are even stocked for off-the-shelf delivery. We also manufacture and inventory solid collars with 2 established screws, with through holes, and with out holes. Collars are offered in inch and metric sizes. Weighty sequence clamp-sort collars and threaded collars are also available. We can even offer sq. bore collars for amount specifications. And if your specific requirements repeat often, we are glad to inventory elements for scheduled releases. Whatsoever your collar needs, Lucas Industrial is your provider for substantial good quality expense – powerful elements.

Item description

Product Title Vehicle Motor Travel Belt Tensioner and Pulley
Software Japanese automobiles: Toyota, Honda, Nissan, Mazda, Isuzu and many others.
Materials Major parts are from OEM Suppliers

Measurement

EPT OEM alternative, OEM In shape

Merchandise specifics

Associated Goods

Our advantage
—competitive price tag and high quantity
—prompt supply
–supply samples obtainable on the customers’ ask for
*We adopt rigid top quality manage method to make sure excellent item top quality:
— High quality Advantage: Official distributing channels, genuine electronic chip from Japan
—our products have components testing and perform te EPT just before delivery
—Producer and our company make arrangement on quality guarantee
—3 months for quality promise, based on different elements —Higher good quality
Applicable designs

Quality Inspection

Our business
  In 2006, David Ding graduated from university and entered the bearing company at the age of 22. He started from the bearing manufacturing, studied the bearing generation process and technologies, then transferred to the firm’s product sales department, created the global market place, served customers from all more than the globe and domestic buying and selling organizations, and was unanimously recognized and praised by customers.
  Starting up from “zero”, in purchase to offer greater and flexible companies to customers, HangZhou Primary Seiko Components (bearing) Co., Ltd. was started, which is located in HangZhou, ZheJiang Province, the planet bearing distribution heart, with exclusive geographical positive aspects. Relying on the advantages of regional industrial chain, we can produce high performance bearing products with specialist technological innovation. At the identical time, via much more than 10 many years of accumulation and summary, we can offer the mo EPT skilled financial bearing answers for foreign clients and domestic exporting businesses.
  Our business largely produces automotive bearings, including automotive wheel hub bearings (device), automotive clutch release bearings, automotive tensioner & loafer bearings, wheel bearing fix kits and automotive generator bearings.They are primarily ideal for Toyota, Mitsubishi, Nissan, Isuzu, Mazda, Daewoo, Kia, Hyundai, Volkswagen, Audi, Mercedes Benz, BMW, Ford, GM, Volvo and EPT versions. Also we an can create OEM in accordance with customers’ samples or drawings. Now our items are mostly exported to Middle East, Central Asia, Southea EPT Asia, South The usa, Africa, Russia, Europe and EPT nations around the world and areas. The estimated turnover in 2571 is much more than 5 million US dollars.
  We have the import and export correct, with SGS certification and manufactured-in-china discipline certification ! we are Audited Provider of MIC.  The independent brand “RIME MAX” automobile bearings is extremely well-liked all more than the world. Our organization tenet is “serving consumers with complete heart”.”Permit buyer content is our supreme aim”. Our work philosophy is  “detai EPT establish good results or failure and mindset establishes every little thing!”
David Ding, 36 years aged in 2571, hopes that we can understand our aspiration jointly! Win the long term with our professional support!

Factory Tour

Client suggestions

Packaging & transportation

FAQ
1. Q,In which is your company?
A,  We are bearing manufacturing unit in HangZhou,ZheJiang ,China.

two, Q, Can you give samples?
A, we could supply the sample for totally free demand but do not shell out the co EPT of freight.

three, Q,MQQ?
A,My MQQ is 1 pc.  But the freight co EPT is high.

four, Q, How long is your production cycle
A, If inventory, in 5 days or base on your purchase amount, our production cycle is 35 days.

five, Q, How several many years of perform expertise do you have
A,fifteen several years of functioning bearings.  accumulated wealthy encounter can give clients the be EPT bearing options.

six, Q, Our payment: 
 A,  6.1.   30% T/T in progress, complete merchandise , I send Video images to you .the  balance prior to cargo.
      6.2.  50% T/T in progress, fifty% Copy of bill of lading
 

The use of first products manufacturer’s (OEM) part numbers or logos , e.g. CASE® and John Deere® are for reference reasons only and for indicating merchandise use and compatibility. Our organization and the detailed substitution components contained herein are not sponsored, approved, or manufactured by the OEM.

High  made in China - replacement parts - habasit chain China in Daegu Republic of Korea  Quality Auto Engine Timing Belt Roller, Guide Pulley, Idler Pulley Bearing with ce certificate top quality low price

High  made in China - replacement parts - habasit chain China in Daegu Republic of Korea  Quality Auto Engine Timing Belt Roller, Guide Pulley, Idler Pulley Bearing with ce certificate top quality low price

High  made in China - replacement parts - habasit chain China in Daegu Republic of Korea  Quality Auto Engine Timing Belt Roller, Guide Pulley, Idler Pulley Bearing with ce certificate top quality low price

High  made in China - replacement parts - habasit chain China in Daegu Republic of Korea  Quality Auto Engine Timing Belt Roller, Guide Pulley, Idler Pulley Bearing with ce certificate top quality low price

Cheap made in China – replacement parts – in Santa Cruz Bolivia EPT Aluminum Steel Timing Belt Pulley Bar in Stock XL L 5m T5 T10 with Reasonble Price with top quality

  Cheap  made in China - replacement parts -  in Santa Cruz Bolivia   EPT Aluminum Steel Timing Belt Pulley Bar in Stock XL L 5m T5 T10 with Reasonble Price with top quality

We – EPG Group the largest gearbox & motors , torque limiter couplings and gears factory in China with 5 diverse branches. For much more particulars: Mobile/whatsapp/telegram/Kakao us at: 0086~13083988828 13858117778083988828

EPT Aluminum/Steel Timing Belt Pulley Bar in Stock XL L 5M T5 T10 with reasonble price

  EPT manufacture diverse types of timing belt pulleys, timing pulley bars and timing belt clamping plates as follows:

Tooth profile: L, XL, MXL, H, XH, XXH HTD and STD 3M, 5M, 8M, 14M, 20M 2GT, 3GT, 5GT Poly Chain 8M, 14M, T2.5, T5, T10, T20 AT5, AT10,AT20, and so forth.

Bore Kind: pilot bore, completed bore for established screw, bearing, keSome torque limiters are made to tolerate becoming operate in a ongoing slip issue – that is the torque from the driving aspect may constantly exceed the “slip torque” worth, and only the preset level of torque is transmitted.yway, taper bush.

Substance Option: Plastic, Nylon, Aluminum Alloy,Metal, Stainless Metal,Forged Iron, Copper, Brass, Poly, POM.

Area Therapy: Anodize, Phosphate, Black Oxide, Zinc Plate, Nickle Plate, and many others.

OUR Service:

one) Competitive price tag and great high quality

2) Employed for transmission programs.

three) Outstanding efficiency, extended utilizing lifestyle

four) Could be  developed according to your drawings or knowledge sheet

five) Pakaging:follow the customers’ requirements or as our typical bundle

6) Model title: for each every single customer’s necessity.

seven) Adaptable bare minimum purchase quantity

eight) Sample can be supplied

MAIN PRODUCTS:

1) Timing Belt Pulley (Synchronous Pulley), Timing Bar, Clamping Plate

two) Forging, Casting, Stampling Part

three) V Belt Pulley and Taper Lock Bush Sprocket, Idler and Plate WheelSpur Gear, Bevel Gear, Rack 

4) Shaft Locking Device: could be alternative for Ringfeder, Sati, Chiaravalli, Tollok, etc.

five) Shaft Coupling:including Miniature couplings, Curved tooth coupling, Chain coupling, HRC coupling,              Normex coupling, Type coupling, GE Coupling, torque limiter, Universal Joint 

six) Shaft Collars: including Setscrew Type, Single Split and Double Splits

Company Details
ZheJiang EPT Machinery Co., Ltd. specializes in manufacturing Mechanical Electrical power Transmission Items.
We EPT is the division/department of SCMC Team, which is a wholly condition-owned organization, recognized in 1980.
About Mighty:
-3 production factories, we have 5 technical employees, our FTY have strong ability for layout and approach design, and a lot more than
70 workers and double change eveyday.
-Large high quality of different content acquire and inventory in warhouse which make certain the minimal value for the content and creation in
time.
-Strick quality management are apply in the complete prodution. we have incoming inspection,procedure inspection and closing creation
inspection which can make sure the excellent of the goods high quality.
-fourteen several years of machining expertise. Long time cooperate with the International Customer, make us easy to recognize the csutomer and take care of the export.
MIGHTY’s items are primarily exported to Europe, The usa and the Center East market. With the leading-ran ept administration, skilled technological assist and ample export encounter, EPT has set up lasting and steady business partnership with several globe renowned firms and has got great popularity from worldwide customers in international sales.

FAQ

Q:Are you ept business or producing ?

A:We are manufacturing facility, also do ept organization bussiness. Simply because our business do export 36 several years, having our own factories, also cooperated with other many factories.

Q:What is the MOQ?

A:We not have a very clear restrict, 1 or 2 pcs is offered.

Q:What is the shipping time?

A:3-5 days by way of DHL, TNT, UPS, FEDEX.

Distinct dependent on the distinct countires of  customers vis ept shipping. 

Q:How prolonged can repaly the inquiry?

A:Inside of 24 several hours.

Q:Do you give samples? is it free or extra?

A:Yes, we give cost-free samples for chec ept the create high quality and true perfomance of our items, the freight require to be Covered by buyer.

Q:What is your conditions of payment?

A:T/T, L/C, D/P, D/A, Western Union, and so on, all decided by customer’s demands. 

 

The use of original tools manufacturer’s (OEM) portion quantities or emblems , e.g. CASE® and John Deere® are for reference needs only and for indicating merchandise use and compatibility. Our organization and the detailed substitution elements contained herein are not sponsored, accepted, or created by the OEM.

  Cheap  made in China - replacement parts -  in Santa Cruz Bolivia   EPT Aluminum Steel Timing Belt Pulley Bar in Stock XL L 5m T5 T10 with Reasonble Price with top quality

  Cheap  made in China - replacement parts -  in Santa Cruz Bolivia   EPT Aluminum Steel Timing Belt Pulley Bar in Stock XL L 5m T5 T10 with Reasonble Price with top quality

  Cheap  made in China - replacement parts -  in Santa Cruz Bolivia   EPT Aluminum Steel Timing Belt Pulley Bar in Stock XL L 5m T5 T10 with Reasonble Price with top quality

Best China manufacturer & factory 8mm htd aluminum timing Belt pulley With high quality best price

Best China manufacturer & factory 8mm htd aluminum timing Belt pulley With high quality best price

ensures the stability and consistency of the key function of components.

Overview

Quick Details

Applicable Industries:

Manufacturing Plant

Name:

8mm htd aluminum timing Belt pulley

Supply Ability

Supply Ability:
10000 Piece/Pieces per Month

Packaging & Delivery

Semi-permanently mounted power take-offs can also be found on industrial and marine engines. These applications typically use a drive shaft and bolted joint to transmit power to a secondary implement or accessory. In the case of a marine application, such shafts may be used to power fire pumps.

Packaging Details
polybag and woodencase

A worm drive produces a large gearing ratio in a compact size. For every rotation of the worm gear shaft, the output radial gear rotates by only 1 tooth. The output drive shaft is at 90 degrees to the input shaft.

Port
Shanghai/Ningbo
Lead Time
:
Quantity(Pieces) 1 – 10000 >10000
Est. Time(days) 30 To be negotiated

Online Customization

Timing belt pulley:

 

 1, Models : XL037,L050,L075,L100,H075,H100,H150,H200,H300,XH200,XH300,XH400HTD: 3M-09,3M-15,5M-09,5M-15,5M-25,8M-20,8M-30,8M-50,8M-85,14M-40,14M-55,14M-85,14M-115,14M-170,T2.5,T5,T10,T20,AT2.5,AT5,AT10,AT20

2, Pilot bore ,taper bore, QD bore

3,  Material : 1045 steel , aluminum and stainless steel

4, Surface finish: black oxidized phosphate, anodized , zinc-plated

5, Standard toothed bars are also available .

 

Factory and Visiting

 

Certifications

8mm htd aluminum timing Belt pulley 

Our Advantage

1.Famous Brand:EPT – Ever-Power Group Brand is registered in many countries   

2.Rich Exprience:EPT – Ever-Power group is one of the biggest manufacturers in china with more than 20 years experience.

3.Best Quality:Our quality standard are GB/T,DIN,ANSI,ISO,BS.JS

FAQ

1.Q: Factory or trader?
A: We are manufacturer,welcome visiting any time
2. Q: Quality?
A: Our quality can reach the ISO/DIN/ANSI,all products will be checked before shipping ,Samples are available before order
3.Q: MOQ?
A: 1 PCS(Pls cnfirm with salesman before purchase)
4.Q: Discount?
A: The discount rate are according to your quantity,there will be big discount if you are our regular customers
5.Q: Payments?
A: TT/LC/Western Union/Paypal                                                                                                                          6.Q:Delivery Date? 

A:Within 20 days after received payment,the exact time should be based on quantity                                      7. Q:Shipping?   

A: By sea By Air or By International EXPRESS,We will compare all shipping ways and choose most cheapst and fast for you

 

We warmly welcome the friends from all the world!

Best China manufacturer & factory 8mm htd aluminum timing Belt pulley With high quality best price

Best China manufacturer & factory 8mm htd aluminum timing Belt pulley With high quality best price

Best China manufacturer & factory 8mm htd aluminum timing Belt pulley With high quality best price