ALPINESTARS SMX-S Boots - Black - US 6 / EU 39 2223517-1100-39 Concave Side Marker: W5W (Not Included)

Side Marker: W5W (Not Included)

21-0343 Black Shifter Rod

The port tune (Fb) of 28Hz guarantees an extended low-frequency response

5" Neodymium Rings Mid-Range Loudspeaker 650 Watts 4-Ohm

ALPINESTARS SMX-S Boots - Black - US 6 / EU 39 2223517-1100-39 Concave Side Marker: W5W (Not Included)Durable microfiber upper construction that has superb flexibility and a comfortable feel Ergonomic new forefront boot shape is streamlined to better control and feel of the motorcycle controls Thermoplastic Polyurethane (TPU) shin plate protector is race developed for superior impact and abrasion resistance Lateral Thermoplastic Rubbery (TPR) injected ankle support construction provides superior comfort and impact resistance TPU double density ankle