Black Diamond Momentum Harness Material: Fiberglass rod +210D Oxford

Material: Fiberglass rod +210D Oxford cloth

and our 360-degree fit make the Speedframe one of the best values in an open-face mountain bike helmets

and aluminum stay combine for a comfortable carry

and superior flex-point comfort

and comes with a permanent anti-fog function built into the lens

Black Diamond Momentum Harness Material: Fiberglass rod +210D OxfordPrethreaded Speed Adjust waistbelt buckle provides a quick, secure fit and reduces error when you're tying in Bullhorn shaped waistbelt is built with Dual Core Construction for maximum comfort trakFIT adjustment allows easy leg loop customization Adjustable rear elastic riser sits close to your body 4 pressure molded gear loops hold draws, cams and belay devices