Full Speed Ahead MegaExo Steel Mountain Bottom Bracket BB89.5 BB92 Frames Carbon ARC Cranks Plastic Cups ModelNumber=K1525 900 Rear HubSealed cartridge bearings

900 Rear HubSealed cartridge bearings

Platform: 106x110mm

Full extruded and forged aluminum alloy construction

Tubeless ready for flat prevention lower-pressure traction and comfort TPI 60 Color Black/Tan Weight 935

Full Speed Ahead MegaExo Steel Mountain Bottom Bracket BB89.5 BB92 Frames Carbon ARC Cranks Plastic Cups ModelNumber=K1525 900 Rear HubSealed cartridge bearingsFull Speed Ahead MegaExo Steel Mountain Bottom Bracket for BB89. 5 and BB92 Frames for Carbon ARC Cranks Plastic Cups. FSA MegaExo Bottom Brackets TECH SPECS Defined Color Gray Bottom Bracket Shell I. D. 41 Spindle Interface Type FSA MegaExo Weight 50 BB Shell Width (mm) 89. 5 BB Shell Width (mm) 92 BB Frame Interface BB89. 5 BB Frame Interface BB92