Bottom BracketAll products of Bottom Bracket PF30 » PreviousNext » Model No EMA-PF30386-PKCBTF12 Catalogue Non-Thread (Press Fit) BB Key Features Compatible Frame ID: 46mm/Length: 68 or 73mm**EMA-PFBB30A24-SHCBBR**EMA-PFBB30A386-ROCBTF12 4 IN 1 BB ** ROTOR 3D+ (386) Series Crank CompatibleCB (Ceramic Bearing) / SB (Steel Bearing) Made inTaiwan