SHIMANO ES51 OCTALINK 73 X 121MM BOTTOM BRACKET electric-bike Bike parts that normally need

Bike parts that normally need to be replaced can be reconditioned to ride another day

Advanced EPS and polycarbonate shell technology

40g (ToolBox)

Loads of clearance helps build confidence

the MT Sport uses Magura's Disctube cable and is thus noticeably more powerful

SHIMANO ES51 OCTALINK 73 X 121MM BOTTOM BRACKET electric-bike Bike parts that normally needShimano ES51 bottom bracket featuring an 8 splined Octalink interface for enhanced strength and power transfer. Designed for 73mm BSA threaded frames with standard cranksets. The hollow axle construction delivers improved rigidity compared to traditional square taper systems. Specification Model: BB ES51 BB Type: Octalink Threaded: BSA Threaded BB shell width: 73mm Axle Length 121mm Material Steel Resin Contents 1 x Shimano BB ES51 Octalink 73mm BSA