ALPINESTARS SMX-6 v2 Boots - Black - US 4 / EU 37 2223017-1100-37 Factory 4.1 RCT 40 mm HD speakers

40 mm HD speakers

Solid steel construction for rugged looks and years of performance

This top-notch product has well earned its U

sewn in pockets allow for use of the Guardian Cover Alarm

ALPINESTARS SMX-6 v2 Boots - Black - US 4 / EU 37 2223017-1100-37 Factory 4.1 RCT 40 mm HD speakersBoot 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