{"product_id":"ridenow-tpu-gravel-tubes-red-alloy-valve-700c-x-32-47-45-65-45g","title":"RideNow TPU GRAVEL Tubes. RED Alloy Valve. 700c x 32-47, 45\/65. 45g","description":"\u003cp\u003e\u003cstrong\u003eBRAND NEW for 2026 - TPU tubes for Gravel bikes!\u003c\/strong\u003e\u003cbr\u003e\u003cbr\u003eSmall, light and EASY to pack - ideal to carry as emergency spares even if you are running tubeless tyres. Half the size of a normal tube.\u003cbr\u003e\u003cbr\u003eThey also feature upgraded alloy valve stems. (45g version is suitable for both rim and disc brake wheels). And even includes a small puncture repair patch!\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e*Price is for a single tube  \u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e45\/65 valve length\u003c\/li\u003e\n\u003cli\u003eMetal Valve with anti-rattling nut\u003c\/li\u003e\n\u003cli\u003eRemovable valve cores\u003c\/li\u003e\n\u003cli\u003e45g weight\u003c\/li\u003e\n\u003cli\u003eSuitable for Rim or Disc Brake wheels\u003c\/li\u003e\n\u003cli\u003eIncludes puncture repair patches \u003c\/li\u003e\n\u003cli\u003e700c x 32-47c\u003c\/li\u003e\n\u003cli\u003eRED Presta Valve\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan\u003eTPU (Thermoplastic polyurethane): the newest technological advance in bicycle inner tubes – as the fastest rolling, the most durable, and the lightest weight. It also appears to be more sustainable as it requires less raw material and is readily recyclable.\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e \u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e \u003cstrong\u003eHigh-Strength:\u003c\/strong\u003e It offers durability and wear resistance, extending its lifespan for different road conditions.\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e \u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e \u003cstrong\u003eFastest Speed:\u003c\/strong\u003e With superior rolling resistance compared to butyl and latex inner tubes, it entices a faster and more exhilarating ride.\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e \u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e \u003cstrong\u003eSafe and not easy to burst:\u003c\/strong\u003e The special new TPU material has excellent resistance to puncture. Seamless construction, with a mold-cured vulcanization, to ensure uniform roundness and give a smooth ride and handling.\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003e Please use a manual air pump instead of high-speed air filling equipment such as air compressors or pumps.\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e \u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eBefore inflating the RideNow tube, turn the valve inward (towards the centre of the tire circle). Inflate a small amount until the inner tube is round; this pressure should be less than 0.5 bar\/8 PSI.\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"RideNow","offers":[{"title":"45mm","offer_id":56080706306421,"sku":"AC27A-TPUGRAVBK-45","price":15.99,"currency_code":"GBP","in_stock":true},{"title":"65mm","offer_id":56080706339189,"sku":"AC27B-TPUGRAVBK-65","price":15.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1380\/4501\/files\/Screenshot2026-06-15at11.52.40.png?v=1781520826","url":"https:\/\/www.prendas.co.uk\/products\/ridenow-tpu-gravel-tubes-red-alloy-valve-700c-x-32-47-45-65-45g","provider":"Prendas Ciclismo","version":"1.0","type":"link"}