{"product_id":"speed-tube-27x1-1-4-700x32-40c-av","title":"Speed Tube 27x1 1\/4\/700x32\/40C AV","description":"\u003ch2 data-end=\"44\" data-section-id=\"i4pxsg\" data-start=\"0\"\u003e 27x1 1\/4 \/ 700x32–40C AV Inner Tube\u003c\/h2\u003e\r\n\r\n\u003cp data-end=\"155\" data-start=\"46\"\u003eYou’re describing a \u003cstrong data-end=\"105\" data-start=\"66\"\u003edual-compatibility butyl inner tube\u003c\/strong\u003e designed for both older and modern wheel systems.\u003c\/p\u003e\r\n\r\n\u003ch2 data-end=\"178\" data-section-id=\"1b2ss52\" data-start=\"162\"\u003e What it is\u003c\/h2\u003e\r\n\r\n\u003cp data-end=\"261\" data-start=\"179\"\u003eThis tube is a \u003cstrong data-end=\"230\" data-start=\"194\"\u003estandard butyl rubber inner tube\u003c\/strong\u003e that fits two wheel standards:\u003c\/p\u003e\r\n\r\n\u003cul data-end=\"393\" data-start=\"262\"\u003e\r\n\t\u003cli data-end=\"312\" data-section-id=\"gl81gg\" data-start=\"262\"\u003e???? \u003cstrong data-end=\"291\" data-start=\"267\"\u003e27 x 1 1\/4 (ISO 630)\u003c\/strong\u003e → older road bikes\u003c\/li\u003e\r\n\t\u003cli data-end=\"393\" data-section-id=\"1lqsgoe\" data-start=\"313\"\u003e???? \u003cstrong data-end=\"349\" data-start=\"318\"\u003e700c \/ 700x32–40c (ISO 622)\u003c\/strong\u003e → modern hybrid \/ gravel \/ commuter bikes\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\r\n\u003cp data-end=\"462\" data-start=\"395\"\u003e It’s basically a \u003cstrong data-end=\"462\" data-start=\"415\"\u003ebridge tube between old and new wheel sizes\u003c\/strong\u003e\u003c\/p\u003e\r\n\r\n\u003chr data-end=\"467\" data-start=\"464\"\u003e\r\n\u003ch2 data-end=\"497\" data-section-id=\"tu8jsv\" data-start=\"469\"\u003e⚙️ Key specs (simplified)\u003c\/h2\u003e\r\n\r\n\u003cul data-end=\"781\" data-start=\"499\"\u003e\r\n\t\u003cli data-end=\"529\" data-section-id=\"16rzl0f\" data-start=\"499\"\u003e\n\u003cstrong data-end=\"514\" data-start=\"501\"\u003eMaterial:\u003c\/strong\u003e Butyl rubber\u003c\/li\u003e\r\n\t\u003cli data-end=\"625\" data-section-id=\"13fzs63\" data-start=\"530\"\u003e\n\u003cstrong data-end=\"547\" data-start=\"532\"\u003eSize range:\u003c\/strong\u003e\r\n\t\u003cul data-end=\"625\" data-start=\"550\"\u003e\r\n\t\t\u003cli data-end=\"585\" data-section-id=\"1xdsl17\" data-start=\"550\"\u003e27 x 1 1\/4 (older 27-inch wheels)\u003c\/li\u003e\r\n\t\t\u003cli data-end=\"625\" data-section-id=\"yeeh48\" data-start=\"588\"\u003e700 x 32–40c (wider modern tyres)\u003c\/li\u003e\r\n\t\u003c\/ul\u003e\r\n\t\u003c\/li\u003e\r\n\t\u003cli data-end=\"731\" data-section-id=\"1fj6b7n\" data-start=\"626\"\u003e\n\u003cstrong data-end=\"643\" data-start=\"628\"\u003eValve type:\u003c\/strong\u003e AV = Schrader valve\r\n\t\u003cul data-end=\"731\" data-start=\"668\"\u003e\r\n\t\t\u003cli data-end=\"689\" data-section-id=\"tq0gbc\" data-start=\"668\"\u003eSame as car valve\u003c\/li\u003e\r\n\t\t\u003cli data-end=\"731\" data-section-id=\"1k7irk3\" data-start=\"692\"\u003eThicker and more robust than Presta\u003c\/li\u003e\r\n\t\u003c\/ul\u003e\r\n\t\u003c\/li\u003e\r\n\t\u003cli data-end=\"781\" data-section-id=\"4f41a1\" data-start=\"732\"\u003e\n\u003cstrong data-end=\"747\" data-start=\"734\"\u003eUse case:\u003c\/strong\u003e Hybrid, commuter, touring bikes\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\r\n\u003chr data-end=\"786\" data-start=\"783\"\u003e\r\n\u003ch2 data-end=\"809\" data-section-id=\"er2w8t\" data-start=\"788\"\u003e What “AV” means\u003c\/h2\u003e\r\n\r\n\u003ch3 data-end=\"837\" data-section-id=\"1ywyxay\" data-start=\"811\"\u003e Schrader valve (AV)\u003c\/h3\u003e\r\n\r\n\u003cul data-end=\"949\" data-start=\"838\"\u003e\r\n\t\u003cli data-end=\"858\" data-section-id=\"k54ypu\" data-start=\"838\"\u003eWider valve stem\u003c\/li\u003e\r\n\t\u003cli data-end=\"910\" data-section-id=\"a4q3rk\" data-start=\"859\"\u003eEasier inflation (gas stations, standard pumps)\u003c\/li\u003e\r\n\t\u003cli data-end=\"949\" data-section-id=\"19g7hpo\" data-start=\"911\"\u003eStronger and more impact-resistant\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\r\n\u003cp data-end=\"964\" data-start=\"951\"\u003e Common on:\u003c\/p\u003e\r\n\r\n\u003cul data-end=\"1015\" data-start=\"965\"\u003e\r\n\t\u003cli data-end=\"983\" data-section-id=\"1b0f86t\" data-start=\"965\"\u003eMountain bikes\u003c\/li\u003e\r\n\t\u003cli data-end=\"1000\" data-section-id=\"1xp9sz6\" data-start=\"984\"\u003eHybrid bikes\u003c\/li\u003e\r\n\t\u003cli data-end=\"1015\" data-section-id=\"nguqt5\" data-start=\"1001\"\u003eCity bikes\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\r\n\u003chr data-end=\"1020\" data-start=\"1017\"\u003e\r\n\u003ch2 data-end=\"1051\" data-section-id=\"1hyatmj\" data-start=\"1022\"\u003e Why this tube is useful\u003c\/h2\u003e\r\n\r\n\u003ch3 data-end=\"1087\" data-section-id=\"er5qgm\" data-start=\"1053\"\u003e Dual standard compatibility\u003c\/h3\u003e\r\n\r\n\u003cp data-end=\"1100\" data-start=\"1088\"\u003eIt works on:\u003c\/p\u003e\r\n\r\n\u003cul data-end=\"1178\" data-start=\"1101\"\u003e\r\n\t\u003cli data-end=\"1138\" data-section-id=\"xfrw9a\" data-start=\"1101\"\u003eOlder \u003cstrong data-end=\"1138\" data-start=\"1109\"\u003e27-inch steel\/road frames\u003c\/strong\u003e\n\u003c\/li\u003e\r\n\t\u003cli data-end=\"1178\" data-section-id=\"13e8b82\" data-start=\"1139\"\u003eModern \u003cstrong data-end=\"1178\" data-start=\"1148\"\u003e700c hybrid\/touring frames\u003c\/strong\u003e\n\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\r\n\u003cp data-end=\"1216\" data-start=\"1180\"\u003e This makes it very practical for:\u003c\/p\u003e\r\n\r\n\u003cul data-end=\"1281\" data-start=\"1217\"\u003e\r\n\t\u003cli data-end=\"1231\" data-section-id=\"1vzp916\" data-start=\"1217\"\u003eBike shops\u003c\/li\u003e\r\n\t\u003cli data-end=\"1262\" data-section-id=\"1ttjmjp\" data-start=\"1232\"\u003eCommuters with older bikes\u003c\/li\u003e\r\n\t\u003cli data-end=\"1281\" data-section-id=\"1incg4c\" data-start=\"1263\"\u003eTouring cyclists\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\r\n\u003chr data-end=\"1286\" data-start=\"1283\"\u003e\r\n\u003ch2 data-end=\"1298\" data-section-id=\"noawdn\" data-start=\"1288\"\u003e Pros\u003c\/h2\u003e\r\n\r\n\u003cul data-end=\"1464\" data-start=\"1299\"\u003e\r\n\t\u003cli data-end=\"1328\" data-section-id=\"12sym7h\" data-start=\"1299\"\u003eVery versatile size range\u003c\/li\u003e\r\n\t\u003cli data-end=\"1367\" data-section-id=\"1ixrmog\" data-start=\"1329\"\u003eWorks on old + new wheel standards\u003c\/li\u003e\r\n\t\u003cli data-end=\"1398\" data-section-id=\"eqs4ga\" data-start=\"1368\"\u003eDurable butyl construction\u003c\/li\u003e\r\n\t\u003cli data-end=\"1429\" data-section-id=\"1o48cq6\" data-start=\"1399\"\u003eEasy-to-use Schrader valve\u003c\/li\u003e\r\n\t\u003cli data-end=\"1464\" data-section-id=\"ujnlca\" data-start=\"1430\"\u003eGood for commuting and touring\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\r\n\u003chr data-end=\"1469\" data-start=\"1466\"\u003e\r\n\u003ch2 data-end=\"1481\" data-section-id=\"n2q7uv\" data-start=\"1471\"\u003e Cons\u003c\/h2\u003e\r\n\r\n\u003cul data-end=\"1628\" data-start=\"1482\"\u003e\r\n\t\u003cli data-end=\"1528\" data-section-id=\"10y0jex\" data-start=\"1482\"\u003eHeavier than performance tubes (TPU\/latex)\u003c\/li\u003e\r\n\t\u003cli data-end=\"1575\" data-section-id=\"snblah\" data-start=\"1529\"\u003eNot ideal for racing or performance riding\u003c\/li\u003e\r\n\t\u003cli data-end=\"1628\" data-section-id=\"1xgu0gd\" data-start=\"1576\"\u003eSlightly less precise fit than single-size tubes\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\r\n\u003chr data-end=\"1633\" data-start=\"1630\"\u003e\r\n\u003ch2 data-end=\"1658\" data-section-id=\"sz413w\" data-start=\"1635\"\u003e Who should use it\u003c\/h2\u003e\r\n\r\n\u003cp data-end=\"1673\" data-start=\"1660\"\u003e Ideal for:\u003c\/p\u003e\r\n\r\n\u003cul data-end=\"1777\" data-start=\"1674\"\u003e\r\n\t\u003cli data-end=\"1692\" data-section-id=\"efmidg\" data-start=\"1674\"\u003eCommuter bikes\u003c\/li\u003e\r\n\t\u003cli data-end=\"1727\" data-section-id=\"1r59fl0\" data-start=\"1693\"\u003eTouring \/ long-distance riders\u003c\/li\u003e\r\n\t\u003cli data-end=\"1744\" data-section-id=\"1xp9sz6\" data-start=\"1728\"\u003eHybrid bikes\u003c\/li\u003e\r\n\t\u003cli data-end=\"1777\" data-section-id=\"1hfjqh4\" data-start=\"1745\"\u003eRiders with older 27\" frames\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\r\n\u003cp data-end=\"1796\" data-start=\"1779\"\u003e Not ideal for:\u003c\/p\u003e\r\n\r\n\u003cul data-end=\"1875\" data-start=\"1797\"\u003e\r\n\t\u003cli data-end=\"1819\" data-section-id=\"1fz8ddg\" data-start=\"1797\"\u003eRoad racing setups\u003c\/li\u003e\r\n\t\u003cli data-end=\"1854\" data-section-id=\"1cm6i3v\" data-start=\"1820\"\u003eLightweight performance builds\u003c\/li\u003e\r\n\t\u003cli data-end=\"1875\" data-section-id=\"k7g31t\" data-start=\"1855\"\u003eTubeless systems\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\r\n\u003ch2 data-end=\"1899\" data-section-id=\"twh5fd\" data-start=\"1882\"\u003e Bottom line\u003c\/h2\u003e\r\n\r\n\u003cp data-end=\"2065\" data-start=\"1900\"\u003eThis 27x1 1\/4 \/ 700x32–40c AV tube is a \u003cstrong data-end=\"2001\" data-start=\"1940\"\u003ehighly practical, dual-standard commuter and touring tube\u003c\/strong\u003e that prioritizes compatibility and durability over performance.\u003c\/p\u003e\r\n","brand":"SPEED","offers":[{"title":"Default Title","offer_id":48100099227870,"sku":"TU25","price":65.0,"currency_code":"ZAR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1242\/8790\/files\/7008_C46kgowj48rT.jpg?v=1776258163","url":"https:\/\/online-bicycle-shop.co.za\/products\/speed-tube-27x1-1-4-700x32-40c-av","provider":"Online Bicycle Shop","version":"1.0","type":"link"}