ALPINESTARS SMX+ Vented Boots - Black - US 9 / EU 43 2221119-10-43 Quantum-X Helmet Interior Pad — M/L Use pull down menu to

Use pull down menu to select from clear (aluminum color) or black anodized

this will not inter connect with other systems or "cat back" style setups)  (Note 2020 + R1 riders can call in the orders to have front 02 sensors added for an extra charge if your tuning cannot remove the 02 sensors)

Reinforced seat area for enhanced rider comfort

bend resistance and heat stability

is particularly versatile and provides maximum protection against stones

ALPINESTARS SMX+ Vented Boots - Black - US 9 / EU 43 2221119-10-43 Quantum-X Helmet Interior Pad — M/L Use pull down menu toThe SMX Plus v2 Boot perfectly blends sleek sports styling with advanced protection features developed in Alpinestars performance footwear department. The durable and light microfiber upper is reinforced with a rugged polymer protector and the exclusive Multi Link Control (MLC) system prevents ankle torsion while offering freedom of movement. Advanced microfiber upper construction for lightweight high performance protection and superb levels of