SHIMANO ES51 OCTALINK 73 X 121MM BOTTOM BRACKET electric-bike Compatible with all Quad Lock®

Compatible with all Quad Lock® Cases and the Universal Adaptor

Loads of clearance helps build confidence

Why just roll to the deli or ride to work when you can take a detour down your favourite dirt track on the way

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

Battery Type : 2 x AAA alkaline

SHIMANO ES51 OCTALINK 73 X 121MM BOTTOM BRACKET electric-bike Compatible with all Quad Lock®Shimano 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