ALPINESTARS SMX-6 v2 Vented Boots - Black/Yellow - US 8 / EU 42 2223017-1550-42 SMX-1R V2 Boots PU over-molded hard knuckle guards

PU over-molded hard knuckle guards for increased impact resistance

so you can choose the perfect side or get them both

specifically compounded rubber sole provides textured grip

The inter core tube is made of stainless that slips over the entrance and into the exit cap that is a stamped Titanium

Fitment: Yamaha R1 2015-2022

ALPINESTARS SMX-6 v2 Vented Boots - Black/Yellow - US 8 / EU 42 2223017-1550-42 SMX-1R V2 Boots PU over-molded hard knuckle guardsBoot upper incorporates an innovative front and rear bellows and rear calf zone for superior levels of flexibility Boot upper is constructed from microfiber for durability and abrasion resistance Ergonomic forefoot streamlining enables greater control of the bike's controls and provides a superior, wide ranging foot profile for excellent fit and comfort Thermoplastic Polyurethane (TPU) lateral ankle brace provides a biomechanical support between the