Bicycle Components & Accessories
Crank Set for Mountain Bike,170mm Hollow Integrated Bike Single Speed Crankset | Aluminum Alloy Narrow Wide Chainring, Bottom Bracket for Road Cycling Outdoor Riding Cyclist
Strong Aluminum Alloy Material: The bike crank utilizes aluminum alloy with enhanced thread density to boost strength and durability, featuring a sandblasted and anodized exterior that resists wear effectively during extended use Enhanced Cycling...
https://www.bizrate.co.uk/bicyclecomponents_accessories/crank-set-for-mountain-bike-170mm-oid40350603467.html