CeramicSpeed BB30 Bottom Bracket - Coated Races Resistance-Magnetic Forged and CNC machined 6061/T6

Forged and CNC machined 6061/T6 aluminum cups

Length 100 Bar Clamp Diameter (mm) 31

0 Length 296 Defined Color Black Spoke Interface J-Bend

}Enduro ZERO Derailleur Pulleys for Shimano 11-speed

CeramicSpeed BB30 Bottom Bracket - Coated Races Resistance-Magnetic Forged and CNC machined 6061/T6CeramicSpeed BB30 Bottom Bracket Coated Races. The CeramicSpeed BB30 bottom bracket offers bearings with extremely low friction improved power transfer and a service life that far exceeds traditional steel bearings. TECH SPECS Bottom Bracket Shell I. D. 42 BB Frame Interface BB30 BB Shell Width (mm) 68 BB Shell Width (mm) 73 Weight 40 Spindle Interface Type BB30 PF30 Defined Color Black