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TDC-M923 Mountain Bike 29er Hardtail Frame

Hardtail Bike Frameset
Hardtail Bike Frameset
Hardtail Bike Frameset
Hardtail Bike Frameset
Hardtail Bike Frameset
Hardtail Bike Frameset
Hardtail Bike Frameset
Hardtail Bike Frameset

TDC-M923 Mountain Bike 29er Hardtail Frame

-Type: MTB 29ER
-Size: 15.5” / 17.5” / 19” / 21” (C to T)
-Head Tube: Tapered 1-1/8’’ - 1-1/2”
-Bottom Bracket: BB89.5
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TDC-M923 Mountain Bike 29er Hardtail Frame
  • Type: MTB 29ER
  • Size: 15.5” / 17.5” / 19” / 21” (C to T)
  • Head Tube: Tapered 1-1/8’’ - 1-1/2”
  • Bottom Bracket: BB89.5
  • Seat Post: Special TDC-E17
  • Cable Routing: Internal and DI2 compatible
  • Tire Spec.: 2.25 inch
  • Hub Spec.: TA 12*142mm / 148mm Boost
  • Weight:1280g+/-35g(M Size)
  • Material : Toray  T800 / T700

Toray Carbon Frame

Many kinds of frame size for customer more option,please send email to sales@tourdecycling.com for more frames size geometry.

Size 15.5" 17.5" 19" 21"
Stack 612 622 634 643
Reach 393 405 426 434
Head Tube Angle 71 71 71.5 71.5
Head Tube Length 103 113 123 133
Seat Tube Angle 73 73 73 73
Seat Tube Length 400 440 490 520
Top Tube Length 580 596 620 631
BB Drop 57 57 57 57
Rear To BB Center 440 440 440 440
Fork To BB Center 635 651 668 680
Fork Built Height 500 500 500 500
Fork Rake 44 44 44 44
Wheel Base 1068 1084 1102 1114

Technical drawings can help customer find the frame detail parameters and structure they are interested.

MTB carbon bike frames 2d drawing


carbon fiber frames design

Italy Design Team

we invited Italy professional engineer to develop new moulding each year. More than 10 years design experience can supply more accurate design which is developed according to the customer’s requests and specifications, focusing on the targets and providing functional solutions.

bicycle frame 3D print

3D latex mandrel technology

we added new 3D latex mandrel technology. 3D latex mandrel technology than traditional EPS or airbag technology can make frames more smooth without wrinkle inner wall. 

carbon fiber Tory for bicycle frameset

Carbon Fiber Material

Premium Japan Toray T700/T800 carbon fiber is used in our carbon bike frame. 

Combining with stable resin system to make consistent quality and light weight frame.


Lab Test

All tour de cycling carbon frame are rigorously tested under international standard ISO4210/EN15194.We will also be sent sample to the 3rd External Organization for SGS testing upon customer’s requirement. All new frames will be tested at least 10% more strictly during the development phase on the basis of EN15194 or ISO4210, thus it can ensure the safety of all products.

Bicycle frameset wrannty

2-Year Warranty

We have very strict mass production management system, IQC, PQC, OQC and Lab Testing process. We insist on making high quality.

For all carbon rims and carbon wheels sold by ProX, 2 years’ quality warranty is offered (starting from the date of package being signed).

Click Warranty  to see more details in another page.

Why choose us ?

Tour De Cycling has more than 17 years of production experience in carbon frame developing and manufacturing.. Our factory has mature technology and patents, can be customized design for brand companies, and provide OEM services. More than 100 kinds of frame products have been developed and produced, and more than 95% of them are exported overseas.


Q1:How tall should you be for a 29 inch bike?

A1:29er model are fit for the height in 5inch-6inch or taller. Riders more than 6' tall can enjoyable: You'll definitely enjoy a more natural riding situation with this size and frame geometry of a 29er.

Q2:What size MTB frame do I need?

A2:The size and height as follows:

      Small 14-16inch 162cm-170cm (5ft 4in-5ft 7in)

      Medium 16-18inch 171cm-178cm (5ft 7in-5ft 10in)

      Large 18-20inch 179cm-185cm (5ft 10in-6ft 1in)

Q3:Is it worth getting a carbon MTB?

A3:If you want the premium look and an exceptional ride quality, a carbon mountain bike is very fit for you. It also can take your skills to the new next level in mountain bike technology, a carbon MTB bike can help you do it all.

Q4:How long do mountain bikes last?

A4:A mountain bike can last over 20 years when you keep proper maintenance . This situation is highly dependent on where you ride and how much you ride. Some items will wear out, tires, chains, brake pads and drivetrains will not last forever. So careful maintenance is very important.

Q5: Can you ride long distances on a mountain bike?

A5:Mountain bike are strong, it can take a beating and are reliable. It might take a bit more effort than road bike.

Q6: What is the lead time of hardtail mountain bike frame?

A1: It will cost about 20-30days.

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