509 Altitude 2.0 Sci-Fi Helmet Hardware Multi-panel construction featuring 450/600 denier

Multi-panel construction featuring 450/600 denier panels with strategically positioned abrasion resistant Air-Flow mesh

1 Keychain

Around the calf is an elastic gaiter with an anti-heat protection panel/calf plate

Tubular steel construction

X-Force features AREM

509 Altitude 2.0 Sci-Fi Helmet Hardware Multi-panel construction featuring 450/600 denier509 Altitude 2. 0 Sci Fi Helmet The next generation performance of the 509 Altitude 2. 0 Pro Helmet features the latest in weight saving design and breathable comfort. Trail or track, the Altitude helmet twists the throttle wide open on airflow with a 40% larger chinbar intake and rear exhaust vents to keep you cool no matter what. Top of the line in every way, it includes the Fidlock magnetic strap buckle for easy one handed operation, plus GoPro