The S&M X-Man Guard Sprocket features an integrated guard that adds extra protection to your cranks & chain. Made in the USA from CNC machined 6061-T6 aluminium the X-Man Guard Sprocket is super tough with that guard adding extra protection to your cranks. The S&M X-Man Guard Sprocket is compatible with 19mm, 22mm & 24mm crank spindles. section Product Specs TYPE: Bolt On
Material: Alloy WEIGHT: 65.2g (2.3oz)