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Ships within 48 hours · Estimated delivery Sep 14 - Sep 19
Optimum power transfer motivates riders to pedal further and faster
Use with 1/2" air driver (#53R4) or ratchet wrench
Alloy axle locknut with 8mm-broach for install/removal
Designed for bikes with both 130/135mm dropout spacing
Shimano BB-UN100 Altus Square Tapered Bottom Bracket-73 x122.5mm longshine Optimum power transfer motivates ridersFEATURE Precision indexed SIS shifting Clean edges and contoured crank arm design Precise chain line control 3 crank length specification available 8 7 6 speed compatible Attractive crank arm fixing bolt available as option Precise chain line control BENEFIT Smooth, light and reliable shifting performance Quick and precise assembly Gear combination: 42 34 24T, 48 38 28T Superior quality and reliability at a great value Versatile performance and wide
