{"product_id":"alpinestars-supertech-r-vented-motorcycle-boots-black-white-us-9-eu-43-part-2220121-12-43","title":"Alpinestars Supertech R Vented Motorcycle Boots Black\/White US 9, EU 43 - Part 2220121-12-43","description":"Supertech R Vented Boots - Black\/White - US 9 \/ EU 43\n\u003cp\u003eThe Alpinestars Supertech R Vented Motorcycle Boots are high-performance racing boots designed for riders who demand protection, precise control, and improved airflow on the track or street. This black and white model is sized for US 9 and EU 43 fitment and features a microfiber upper with dedicated laser-perforated zones for breathability, flexibility, and abrasion resistance. The lightweight rubber sole provides dependable grip on the foot pegs, while the redesigned front and rear flex areas support natural foot movement during riding.\u003c\/p\u003e\u003cp\u003eProtection is built into the boot through a separate, internally updated bio-mechanical inner bootie made from structured 3D mesh material. The bootie includes additional ankle padding, a soft TPU-reinforced toe area, and enhanced stability during natural movement. A TPU shin plate improves impact absorption, while the replaceable shin slider, co-injected TPU and aluminum toe slider, and replaceable heel plate slider provide additional abrasion protection and sliding performance in a crash. The synthetic microfiber medial panel adds durability and helps maintain a precise feel against the motorcycle.\u003c\/p\u003e\u003cp\u003eFit and usability are supported by a TPU stretch panel with zipper entry, a hook-and-loop closure that secures the zipper puller, and a micro-adjustable ratchet closure at the top of the boot. The redesigned microfiber rear bellow and TPU-over-injected top gaiter improve flexibility, grip, and rider comfort. The Alpinestars Supertech R Vented Boots are supplied under manufacturer and vendor part number 2220121-12-43, with fitment for riders requiring a US 9 or EU 43 performance motorcycle boot.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eSize: US 9 \/ EU 43\u003c\/li\u003e\n\u003cli\u003eModel: Supertech R Vented Motorcycle Boots\u003c\/li\u003e\n\u003cli\u003eBrand: Alpinestars\u003c\/li\u003e\n\u003cli\u003eManufacturer Part Number: 2220121-12-43\u003c\/li\u003e\n\u003cli\u003eVendor Part Number: 2220121-12-43\u003c\/li\u003e\n\u003cli\u003eColor: Black\/White\u003c\/li\u003e\n\u003cli\u003eSole: Lightweight rubber compound for secure grip on motorcycle foot pegs\u003c\/li\u003e\n\u003cli\u003eUpper: Microfiber construction with laser-perforated zones for breathability and abrasion resistance\u003c\/li\u003e\n\u003cli\u003eInner Bootie: Structured 3D mesh bio-mechanical bootie with added ankle padding\u003c\/li\u003e\n\u003cli\u003eToe Protection: Replaceable co-injected TPU and aluminum toe slider with screw attachment\u003c\/li\u003e\n\u003cli\u003eHeel Protection: Replaceable heel plate slider for improved sliding performance\u003c\/li\u003e\n\u003cli\u003eShin Protection: Redesigned TPU shin plate and replaceable shin slider\u003c\/li\u003e\n\u003cli\u003eClosure: Micro-adjustable ratchet closure with zippered TPU stretch panel\u003c\/li\u003e\n\u003cli\u003eFlexibility: Front flex area and stretch microfiber rear bellow support natural foot movement\u003c\/li\u003e\n\u003cli\u003eVentilation: Perforated upper and flex-area airflow channels enhance breathability\u003c\/li\u003e\n\u003cli\u003eMedial Protection: Synthetic microfiber panel and TPU shifter provide added abrasion and impact resistance\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"ALPINESTARS","offers":[{"title":"Default Title","offer_id":67568186327275,"sku":"34010780","price":649.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0611\/3882\/9547\/files\/2104291.png?v=1790801314","url":"https:\/\/ctracingservices.com\/products\/alpinestars-supertech-r-vented-motorcycle-boots-black-white-us-9-eu-43-part-2220121-12-43","provider":"Cascade Tire \u0026 Racing Services","version":"1.0","type":"link"}