Birzman Chain Whip Spokes 70 Crank Arm Material Aluminum

70 Crank Arm Material Aluminum (Anodized Finish) Crank Axle Material Steel (Plated Finish) Outer Ring Material Aluminum/CFRP (Anodized Finish) Inner Ring Material Aluminum (Anodized Finish) Crank Fixing Bolt Included Yes Average Weight (170 mm

super bright - up to one hour

Plutonite® Lenses offer top UV Protection filtering 100% of all UVA

Boost and non-Boost Sram cranks are identical

This is natures optimal ratio to fuel endurance athletes who are on the road for the long haul

Birzman Chain Whip Spokes 70 Crank Arm Material AluminumThe Chain Whip is an essential tool to have on hand, allowing quick removal and easy maintenance of Cassettes and Freewheels. The long TPR padded handle provides great comfort and leverage, and the hardened steel tool body also incorporates a fixed gear lockring wrench. Functions Compatible with 7 12 speed sprockets. Material Hardened steel TPR Size 295mm