Bottom Brackets Options:68/73/83mm 12 speed compatible

12 speed compatible

Light lever action for reduced fatigue and increased feel

Dual Compound Rubber means a fast rolling tire with great corning traction

* Standard 6 bolt disc fitting

Optimised Q-factor for compatibility with most frame/motor combinations

Bottom Brackets Options:68/73/83mm 12 speed compatibleBottom Bracket (threaded) Key Features External bottom bracket designed for threaded bottom brackets The machined aluminium cups hold stainless steel cartridge bearings Custom Swiss made bearings are double sealed which gives a much greater life span than stock units Cartridge bearings are replaceable The unit is suitable for 68, 73, 83 and 100mm width bottom brackets Designed to suit 24mm crank axles All common systems are covered with this upgrade