Description
Bottom bracket CeramicSpeed t47/68 Shimano coated 47x68 sh, fsa, rotor 24mm
Bottom bracket T47/68 Shimano coated 47X68 for Shimano, FSA, Rotor 24mm black For T47/68 frames diameter 47, width of the box 68mm For 24mm axles 100% smoother and 15% harder than the ceramic competition. Average drag reduction of 75% compared to most BB's Coated products: increase bearing ring hardness, avoid wear. Metallic layer 75% harder than hardened steel. Applied very thinly and evenly over the entire inner and outer surface
