BB86/92 THREADED - Machined aluminum cups thread together guaranteeing the bottom bracket remains stable in the frame. - No more creaking, smoother performance, extended bearing life, and quick bearing replacement. - Directly replaces all OEM BB86/BB92 bottom brackets. - Uses 16 notch bottom bracket tools (FSA MegaEvo and Park ToolBBT-29). - Axle: 24mm (shimano) or 24/22mm (Sram) - BB Shell Type: BB86/BB92 - BB Shell Width: 86/92mm - Cup Diameter: 41mm - BB Bearing: ABEC -3 - Primary Color: Black