{"product_id":"alpinestars-supertech-r-motorcycle-boots-red-us-10-5-eu-45-part-2220021-3029-45","title":"Alpinestars Supertech R Motorcycle Boots Red, US 10.5 \/ EU 45, Part 2220021-3029-45","description":"Supertech R Boots - Red - US 10.5 \/ EU 45\n\u003cp\u003eThe Alpinestars Supertech R Boots in Red deliver advanced protection, flexibility, and rider-focused control for high-performance motorcycle use. Designed in the US 10.5 \/ EU 45 size, these boots feature an advanced microfiber upper that combines lightweight performance with excellent abrasion resistance. Soft microfiber flex zones support natural forward and backward movement, while accordion panels at the Achilles and instep improve flexibility and comfort during riding.\u003c\/p\u003e\u003cp\u003eProtection is provided by a contoured high-modulus shin plate, reinforced ankle construction, a wide heel counter, and Alpinestars Multi-Link Control system. This external ankle support system helps limit hyper-torsion, hyper-extension, and hyper-flexion while also adding Achilles impact protection. Replaceable toe and heel sliders help protect high-impact areas, dissipate energy, and promote controlled sliding during an accident. Strategically positioned ventilation zones in the heel and shin support airflow, while TPU components help maintain breathability.\u003c\/p\u003e\u003cp\u003eThe Supertech R uses Alpinestars' Lace-Lock System with an inner instep speed-lacing closure and lateral zipper for a precise, secure fit. A micro-adjustable ratchet top closure provides additional retention, and a hook-and-loop tab keeps the zipper pull secured and flat. Inside, the anatomical, replaceable contoured EVA footbed supplies arch support and useful pedal feel. The breathable ankle and leg lining, open-cell foam forefoot lining, and shock-absorbing inserts improve comfort for extended rides. A durable rubber sole provides consistent grip and a responsive connection to the motorcycle.\u003c\/p\u003e\u003cp\u003eManufactured by Alpinestars and supplied under vendor part number 2220021-3029-45, these red Supertech R boots are engineered for riders seeking race-inspired protection, secure closure, ankle support, and precise motorcycle control.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eSize: US 10.5 \/ EU 45\u003c\/li\u003e\n\u003cli\u003eModel: Supertech R Boots\u003c\/li\u003e\n\u003cli\u003eBrand: Alpinestars\u003c\/li\u003e\n\u003cli\u003eManufacturer: Alpinestars\u003c\/li\u003e\n\u003cli\u003eVendor Part Number: 2220021-3029-45\u003c\/li\u003e\n\u003cli\u003eColor: Red\u003c\/li\u003e\n\u003cli\u003eAdvanced microfiber upper provides lightweight construction, abrasion resistance, and flexibility\u003c\/li\u003e\n\u003cli\u003eAlpinestars Multi-Link Control system helps limit ankle hyper-torsion, hyper-extension, and hyper-flexion\u003c\/li\u003e\n\u003cli\u003eContoured high-modulus shin plate delivers impact and abrasion protection\u003c\/li\u003e\n\u003cli\u003eReplaceable TPU toe slider with screw-in assembly protects the outer toe area\u003c\/li\u003e\n\u003cli\u003eReplaceable heel slider and external side heel slider help dissipate impact and promote controlled sliding\u003c\/li\u003e\n\u003cli\u003eAccordion microfiber zones at the Achilles and forefoot support natural movement\u003c\/li\u003e\n\u003cli\u003eVentilated heel, shin, ankle, and leg areas improve airflow and comfort\u003c\/li\u003e\n\u003cli\u003eLace-Lock System, speed lacing, lateral zipper, and ratchet closure provide a secure adjustable fit\u003c\/li\u003e\n\u003cli\u003eAnatomical replaceable EVA footbed offers arch support and improved pedal feel\u003c\/li\u003e\n\u003cli\u003eDurable textured rubber sole provides consistent grip and riding feedback\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"ALPINESTARS","offers":[{"title":"Default Title","offer_id":67566169391339,"sku":"34011115","price":649.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0611\/3882\/9547\/files\/2993415.png?v=1790787885","url":"https:\/\/ctracingservices.com\/products\/alpinestars-supertech-r-motorcycle-boots-red-us-10-5-eu-45-part-2220021-3029-45","provider":"Cascade Tire \u0026 Racing Services","version":"1.0","type":"link"}