Wheels Manufacturing BB30 Bottom Bracket Adaptor for Hollowtech II Cranks MFPN=F30042 (mm) 42 Bearing Type Cartridge

(mm) 42 Bearing Type Cartridge Bearing O

5mm Offet Black E1

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Wheels Manufacturing BB30 Bottom Bracket Adaptor for Hollowtech II Cranks MFPN=F30042 (mm) 42 Bearing Type CartridgeWheels Manufacturing BB30 Bottom Bracket Adaptor for Hollowtech II Cranks. Machined engineering grade Delrin inserts for adapting bottom brackets to a different type of crankset spindle. TECH SPECS BB Frame Interface BB30 BB Shell Width (mm) 68 BB Shell Width (mm) 73 Weight 48 Spindle Interface Type Hollowtech II