{"product_id":"hed-stinger-9-fr-track-hed-stinger-9-fr-track-tub-rear-wheel","title":"HED STINGER 9 FR TRACK 原子呔跑車前轆 \/ HED STINGER 9 FR TRACK TUB REAR WHEEL","description":"\u003cp\u003e框高 (Rim Depth)：90mm。專為極致破風設計，能顯著減少正面風阻並在高速巡航時提供強大的慣性。\u003cbr\u003e輪圈寬度：外寬約 28mm (C2 平台)。寬框設計能讓管胎與輪圈邊緣更平滑地銜接，減少空氣亂流並提升轉向時的支撐力。\u003cbr\u003e場地專用花鼓 (Track Hub)：\u003cbr\u003e配備 HED 專門開發的高剛性場地前花鼓，通常採用 9x100mm 有牙軸心 (Threaded Axle) 搭配實心螺帽固定，而非公路版的快拆設計。\u003cbr\u003e內建大型 6001 軸承，以提供極低的滾動阻力與更高的耐用性。\u003cbr\u003e輻條：使用 Sapim CX-Ray 扁平輻條，場地版前輪通常為 24 支 或 18 支（視生產年份與版本而定），以應對場地賽中極高的側向應力。\u003cbr\u003e重量：前輪約 800g - 815g 左右\u003c\/p\u003e","brand":"HED","offers":[{"title":"Default Title","offer_id":48265176875178,"sku":"S9FTR","price":4305.0,"currency_code":"HKD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0570\/0383\/5562\/files\/10_b987ee48-0767-4f2d-b1fe-5e786903d538.png?v=1777537783","url":"https:\/\/bicycleshophk.com\/products\/hed-stinger-9-fr-track-hed-stinger-9-fr-track-tub-rear-wheel","provider":"THE BICYCLE SHOP （H.K.) ","version":"1.0","type":"link"}