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Inner hole sized to fit 3/8" ACME threaded rod
125" Valve Length Short 32-40mm Tube Compound Butyl Valve Core Removable Valve Shaft Threaded
36 Rhythm Air Shaft Assembly
allowing use of bolts or lag bolts to mount
Smith Optics Mainline MIPS Helmet White / Black Large e-thirteen Inner hole sized to fitGive credit where credit's due. Thank your mom, your legs, and your gear for giving you the opportunity to land that rocky gap. Made for going big, going fast, or both, the Smith Mainline is our pinnacle, downhill certified enduro bike helmet. Safety innovations like Koroyd and MIPS provide energy absorbing impact protection so you have the confidence to get aggressive on the trail. It doesn't matter if you're slaying the EWS in Whistler or suffering