Tube wall thickness: 0

a large portion of riders still trust their dependable mini pumps

so they can withstand higher stresses

Compatible with 11 and 12-speed drivetrains

And so is the Bomber Z1

Wheels Manufacturing BSA External Bottom Bracket - 30mm - BSA Threaded - 68-73mm - Standard Bearings Do Not Ship Internationally Tube wall thickness: 0This is a direct replacement for OEM BSA threaded english bottom brackets for either straight 24mm Shimano (Raceface EXI and some FSA cranks) or stepped 22 24mm SRAM Truvativ of some FSA Mega Exo cranks. High quality aluminium cups coupled with legendary Enduro Bearings and silicone seals for fantastic performance in all conditions. Bearings are completely replaceable, so this will be the last bottom bracket assembly you'll ever need to buy!