Origin8 Revolvr Eccentric BSA Bottom Bracket 68/73mm HTII/GXP Model-12mm Internal For replacement of original XX1

For replacement of original XX1 1x11 locking twister grips

Wearers of this shirt showed a 13% increase in both coolness and cycling speed

Ideal for Trail Enduro and Downhill MTB applications

5mm rubber layer gives highest level of puncture resistance

Lengthens lifetime of dust seals

Origin8 Revolvr Eccentric BSA Bottom Bracket 68/73mm HTII/GXP Model-12mm Internal For replacement of original XX1Converts a BSA (1. 37` x 24tpi x 68 73mm) frame to a single speed or fixed gear setup. Compatible with both HTII and GXP spindles. CNC machined AL6061 cups. Sealed bearings. Includes spacers a GXP shim and a wave washer TECH SPECS Width 68 73mm BB Interface BSA Spindle Type HTII GXP Length Cup Material AL6061 Weight Cup Type Cup OD Bearing OD Color Black