Wheels Manufacturing Shimano / Sram Threaded MTB ABEC-3 Bottom Bracket. External English (BSA) threaded bottom bracket for 73 mm shells. Enduro bearings and silicone seals. Fully serviceable (2) - Enduro silicone dust seals (1) - 2.5 mm aluminum BB cup spacers for use with 68 mm wide BB shell (1) - 1.8 mm aluminum BB cup spacers for use with 68 mm wide BB shell (1) - 0.7 mm aluminum BB cup spacers for use with 68 mm wide BB shell (2) - 0.5 mm crank spindle spacers (2) - 1.0 mm crank spindle spacers
SPECIFICATIONS MODEL BB-MTB-7 SRAM MODEL BB-MTB-1 SHIMANO Bearings: Enduro ABEC-3 BB TYPE Outboard COLOR Black FITS SRAM / SHIMANO GRAMS 105g INNER DIAMETER (SRAM 22/24mm) (SHIMANO 24MM) MATERIAL Aluminum QUANTITY 1 TPI 24 TYPE Replacement