SMITH Mainline MIPS Full Face Helmet hydration The B17 is Brooks' flagship

The B17 is Brooks' flagship model

Designed for technical XC riding in loose to moderate trail conditions

Dual Action pump with thumblock lever

Solid 7075 Machined Aluminum

SMITH Mainline MIPS Full Face Helmet hydration The B17 is Brooks' flagshipGive 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