{"product_id":"alpinestars-supertech-r-motorcycle-boots-red-us-12-eu-47-part-number-2220021-3029-47","title":"Alpinestars Supertech R Motorcycle Boots Red, US 12 \/ EU 47, Part Number 2220021-3029-47","description":"Supertech R Boots - Red - US 12 \/ EU 47\n\u003cp\u003eThe Alpinestars Supertech R Motorcycle Boots are designed for high-performance sport riding and track use, combining advanced protection, flexibility, and precise fit. This red model is sized for US 12 \/ EU 47 and features an advanced microfiber upper that helps reduce weight while providing excellent abrasion resistance and natural movement. The front flex area, Achilles section, and large asymmetrical accordion zones support forward, backward, and lateral flexibility without compromising rider protection.\u003c\/p\u003e\u003cp\u003eProtection is provided by a contoured high-modulus shin plate, reinforced ankle construction, and Alpinestars’ Multi-Link Control System. This external support system helps limit excessive ankle hyper-torsion, hyper-extension, and hyper-flexion while providing Achilles impact protection. Replaceable dual-density TPU toe sliders, heel sliders, and an external side heel slider help protect key contact areas and promote controlled sliding during an accident. Strategically positioned ventilation zones in the heel and shin support airflow during demanding rides.\u003c\/p\u003e\u003cp\u003eThe Supertech R includes the Alpinestars Lace-Lock System, an inner instep speed-lacing closure, and a lateral zipper for a secure, adjustable fit. The micro-adjustable ratchet top closure stows the strap end, while a hook-and-loop tab keeps the zipper pull secured and flat. An anatomical, replaceable EVA footbed provides arch support and pedal feedback, and the durable rubber sole delivers consistent grip. The advanced synthetic forefoot lining includes open-cell foam for shock absorption, while breathable lining through the ankle and leg areas improves comfort. Manufactured by Alpinestars and supplied under vendor part number 2220021-3029-47, these boots are intended for riders seeking track-focused protection, mobility, and dependable control.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eAdvanced microfiber upper provides lightweight construction, abrasion resistance, and flexible performance\u003c\/li\u003e\n\u003cli\u003eSoft microfiber front flex area supports natural forward and backward movement\u003c\/li\u003e\n\u003cli\u003eThermoplastic polyurethane construction promotes airflow and breathability\u003c\/li\u003e\n\u003cli\u003eFlexible accordion microfiber Achilles panel enhances natural ankle movement\u003c\/li\u003e\n\u003cli\u003eStrategic heel and shin ventilation areas improve airflow\u003c\/li\u003e\n\u003cli\u003eContoured high-modulus shin plate provides impact and abrasion protection\u003c\/li\u003e\n\u003cli\u003eMulti-Link Control System helps limit ankle hyper-torsion, hyper-extension, and hyper-flexion\u003c\/li\u003e\n\u003cli\u003eDual-density TPU replaceable toe slider uses a secure screw-in assembly\u003c\/li\u003e\n\u003cli\u003eReplaceable heel slider and external side heel slider help dissipate impact and promote sliding\u003c\/li\u003e\n\u003cli\u003eAlpinestars Lace-Lock System provides quick, precise, and secure closure\u003c\/li\u003e\n\u003cli\u003eInner instep speed-lacing closure and lateral zipper allow precise fit adjustment\u003c\/li\u003e\n\u003cli\u003eMicro-adjustable ratchet top closure secures the upper boot\u003c\/li\u003e\n\u003cli\u003eReplaceable anatomical EVA footbed provides arch support and pedal feel\u003c\/li\u003e\n\u003cli\u003eDurable textured rubber sole delivers consistent grip\u003c\/li\u003e\n\u003cli\u003eBrand: Alpinestars\u003c\/li\u003e\n\u003cli\u003eModel: Supertech R\u003c\/li\u003e\n\u003cli\u003eColor: Red\u003c\/li\u003e\n\u003cli\u003eSize: US 12 \/ EU 47\u003c\/li\u003e\n\u003cli\u003eManufacturer part number: 2220021-3029-47\u003c\/li\u003e\n\u003cli\u003eVendor part number: 2220021-3029-47\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"ALPINESTARS","offers":[{"title":"Default Title","offer_id":67566168932587,"sku":"34011118","price":649.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0611\/3882\/9547\/files\/2993417.png?v=1790787871","url":"https:\/\/ctracingservices.com\/products\/alpinestars-supertech-r-motorcycle-boots-red-us-12-eu-47-part-number-2220021-3029-47","provider":"Cascade Tire \u0026 Racing Services","version":"1.0","type":"link"}