S&M X-Man Guard Sprocket Color:Blood Red The outermost tread consists of

The outermost tread consists of smooth tread blocks that help protect the sidewall on ramps and street

14mm female axle with 3/8" chromoly axle bolts

110 max PSI

Dual-radius bends with large top bend to increase strength

S&M X-Man Guard Sprocket Color:Blood Red The outermost tread consists ofMade in the USA from 7075 T6 aluminum. S&M's X Man sprocket with an integrated guard to create a 1 piece sprocket guard combo. Machined S&M logos. Offset teeth to improve chain alignment and new tooth profile for better chain engagement and longer tooth life. 2 crank bolt holes. 15 16" (24mm) bore with included 19mm and 22mm adapters.