CeramicSpeed BB ALPHA Bottom Bracket - BB86 86.5mm For 24mm/Shimano Spindle Gravel BLK Model=Rival AXS Power Meter Left Arm and Spindle }SRAM Force 2x12-Speed Outer Chainring Includes 12mm end caps

CeramicSpeed BB ALPHA Bottom Bracket BB86 86.5mm For 24mm Shimano Spindle Gravel BLK Model=Rival AXS Power Meter Left Arm and Spindle }SRAM Force 2x12 Speed Outer Chainring Includes 12mm end caps }SRAM Force 2x12 Speed Outer Chainring 48t 107 BCD 4 Bolt Polar Grey For use with 35t Inner Featuring XD 15 15 degree Angular Contact cartridge bearings pressed into precision machined aluminum cups that simply thread directly into the BB shell 41 BB Frame Interface BB86 BB Shell Width (mm) 86 Weight 78 Spindle Interface Type RaceFace EXI Defined Color Black Inside the BB ALPHA the bearings have been moved further out in the cup allowing the incredibly stiff POM plastic dust covers to now sit flush with the outer edge of the cup making it increasingly difficult for debris to penetrate the dust cover and contaminate the bearing