PF30 Bottom Bracket for SRAM GXP MTB Bearing Type:Coated Bearing The BB30 bottom bracket allows

The BB30 bottom bracket allows you to pair 30mm spindle cranks to 42mm inner diameter bottom bracket shells

The upper and lower 17-tooth oversized aluminium pulley wheels come fitted with either standard or coated CeramicSpeed Bearings

5mm carbon headset spacer with CeramicSpeed logo

dark chocolate couverture (18%) [cocoa mass

For Bosch Gen4 eMTB systems

PF30 Bottom Bracket for SRAM GXP MTB Bearing Type:Coated Bearing The BB30 bottom bracket allowsPF30 Bottom Bracket for SRAM GXP MTB PF30 MTB standard shares a shell diameter, 46mm, with the road version, but has a wider shell, 73mm. It was introduced to give frame builders more design flexibility. This parcel helps you to mate your Quarq and SRAM cranks with a PF30 MTB frame. PF30 Bottom Bracket for SRAM GXP MTB comes with Coated Bearings installed. The Coated Bearings have an additional benefit: a 3 micron thick metallic layer over the races.