>Paragon Machine Works partner with the gioi da that and the following item by đồ trang trí sinh nhật giá rẻ japan machine test prides itself on providing personalized thiet ke website service and superior products manufactured in the USA. ao thun dong phuc We have design development and ao thun si high volume manufacturing capabilities, offer competitive Frame Building Parts pricing, and áo thun sỉ guarantee customer satisfaction. vận chuyển hàng siêu trường siêu trọng tim hieu 1 so van de uy tin website design japan Paragon and xưởng may balo theo yêu cầu Machine, device, vong tay tram huong having a unique purpose, that augments or replaces human or animal effort for the accomplishment of physical tasks. This broad

BB0040: Titanium T47, 2" OD x 69 mm Wide

BB0040: Titanium T47, 2" OD x 69 mm Wide

50+ In stock

  • Buy 10 for $36.88 each and save 8%
  • Buy 25 for $33.80 each and save 16%
  • Buy 50 for $30.77 each and save 23%


This T47 bottom bracket shell is machined from 2" x .095" wall 3/2.5 titanium tubing. The outside diameter is the the stock tube diameter. The width is 69 mm, supplied 1 mm oversize to allow clean up after welding. The threads are M47 x 1, right and left hand, with a thread length of 0.50". The left hand thread is identified by a radial groove on the face of the shell. The minor diameter of the thread is 46 mm +.1/-0 and is relieved on the inside diameter to 47.75 mm +/- 0.1.

Important Information
  1. Use our heatsink FT5004 (see Related Products on this page).
  2. Use our tap FT2001 or FT2002 (see Related Products on this page).
  3. Do not apply excessive force on the tap, it will break!  See our Guidelines for Use.
  4. Video of how to tap a T47 bottom bracket shell here.

Item sold individually.

Photos courtesy of Mosaic Cycles and Kent Eriksen Cycles.



Item Number BB0040
Alloy 3/2.5
Weight/Grams 84
Style T47
Outside Diameter 2.000"
Actual Width 69 mm
STEP File (right click, "save as") BB0040
PDF Drawing BB0040