bicycle tubes

Tubes for bicycle framebuilders

Please inform me if you use temperatures higher than 100C in your manufacturing process.

Tubes are not clearcoated, for better bonding. If you need clearcoating – inform me about that.

Warranty period for tubes is the same that you will give for the whole frame.

We deliver worldwide free by regular mail. Other fast delivery options also available (FedEx, Meest).

Any questions or customisations can be discussed. Any size can be changed to meet your needs. Just contact me: mail@timcrossman.com

All measures – metric. Dimentions – mm, weight – grams.

Please be ready to 0,2-0,3 tolerance for outer diameter due to specific of filament winding process.

Bicycle carbon fiber tubes

ID - Inner Diameter, mm
s - Wall thickness, mm
OD - Outer Diameter, mm
L - Length, mm
w - Weight, g

Wall thickness can be varied easily!
IDsODLwprice, USD
Seatstays
81.611.210007226
121.214.410007527
141.2516.510009030
Chainstays
161.2518.5100010233
161.519100012437
181.521100013840
Molded90
Seattube
27.31.730.765015142
31.81.63565016444
28.61.631.885019450
Toptube/Downtube
281.230.465010734
301.53365014541
351.237.465013339
351.337.670015644
401.342.670017748
461.248.470018750
BB shell
34BSA68/7219
41BB 86/9286,5/9219
46PF3068/7219
46BB386EVO86.519
Headtube (cut to size)
33.9580-15025
33.95151-30035
43.9580-15025
43.95151-30035
List of mandrels

Bicycle tubes table doesn’t reflect all possibilities. If you don’t find size that you need, see my list of available mandrels, choose any wall thickness and send me a request.

  • 8 mm
  • 10 mm
  • 12 mm
  • 14 mm
  • 15 mm
  • 16
  • 18
  • 20
  • 22
  • 23
  • 24
  • 25
  • 25.4 mm | 1″
  • 26
  • 27.2-28
  • 28
  • 28.57 mm | 1 1/8″
  • 30
  • 31.8 mm | 1 1/4″
  • 32
  • 34mm
  • 35
  • 38
  • 40
  • 41
  • 44
  • 45
  • 46
  • 70 mm
  • more from my mandrel supplier

Mandrel diameter refers to tube inner diameter.

Outer diameter = Inner diameter + wall thickness * 2

Complicated curvy and aero shapes, custom molded elements, dropouts and other parts can be done also if ordered more than 10 pieces.