Ceramic Sealed Bearing Bottom Bracket MTB Bike for 68mm 73mm BB Shell Red | |
Description: Anodized aluminum alloy cups. Nnodized, CNC machined aluminum cups with ceramics bearings. Ultra smooth bearings bottom bracket kit. Exceptional durability, lightweight and fashionable. Fit for mountain bike, road bike and BMX bike, etc. Use: MTB/Road bike, Compatible with 24mm external type cranksets Specification: Materials: aluminum + ceramics bearing Out Diameter: Approx.41mm(+0.05, -0)/ 1.61inch Inner Diameter: Approx.24mm/ 0.94inch Whole Length: Approx.86mm/ 3.38inch BB shell width compatibility: 68mm,73mm Thread : BC 1.37" x 24T English Thread Package Includes: 1 Piece Bottom Bracket |