Shimano XTR SM-BB93 68-73mm External Bottom Bracket - 24mm - BSA Threaded - 68-73mm Virtual Parent Wide Base and Anti Slip

Wide Base and Anti Slip Feet keep the trainer still for even the toughest of riders

Laced closure with lace keeper to store laces out of the way

XL: 150x75x100mm

It has a large range of adjustment and is rubber padded to protect your frame

Shimano XTR SM-BB93 68-73mm External Bottom Bracket - 24mm - BSA Threaded - 68-73mm Virtual Parent Wide Base and Anti SlipLegendary XTR performance! The XTR BB93 is a lightweight BB that features premium bearings and seals to ensure you always have the best possible performance on hand. Compatible with 68 and 73mm shells and 24mm spindles. Features: Compatible with 68 or 73mm shells. Spacers included. Will work with 24mm spindles. Not compatible with 83mm DH cranks.