ALPINESTARS SMX-6 v2 Vented Boots - Black/White/Red Fluorescent - US 5 / EU 38 2223017-1320-38 Optional Bullet Housing for Round Gauge Race piston kit includes a

Race piston kit includes a DLC pin

Bearing NOT included

abrasion-resistance

Molded ABS construction

ALPINESTARS SMX-6 v2 Vented Boots - Black/White/Red Fluorescent - US 5 / EU 38 2223017-1320-38 Optional Bullet Housing for Round Gauge Race piston kit includes aBoot 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