Shimano STEPS FC-M8050 Hollowtech Left Crank ArmSpecifically designed for use with E-bike drivetrains with Deore XT compatibility, this left crank arm features a hard-wearing hollow aluminium construction. This makes it perfect at handling all the abuse that comes with all-day epics in the mountains. Shimano has also equipped this model with an anodised finish, which gives it additional protection against corrosion and the elements. Another benefit of its hollow-forged construction is it overs a superior strength to weight ratio, so you can benefit from its exceptional durability without adding any unnecessary grams to your E-bike.Features: Crank Arm Material: Hollow Aluminium Finish: Anodised Use: E-MTB Single or Pair: Single left side (non-drive side) only BB Axle Serration: 24mm Deore XT version Dynamic chain engagement Hollowtech IITechnologies: Hollowtech: Hollow forged crank arms. A lightweight crankset not only reduces the bike’s weight, but decreases rotating mass to aid in acceleration. The challenge is to reduce the weight of the crank without reducing its strength and rigidity. SHIMANO’s advanced forging technology has solved the problem through the HOLLOWTECH crank. Just like high-quality frame tubing, a hollow crank arm can provide amazing strength and rigidity at very lightweight.A 2-year warranty is offered with all Shimano products from Chain Reaction Cycles (3 years on Dura-Ace and XTR products).Buy Shimano Components from Chain Reaction Cycles, the World’s Largest Online Bike Store.
