{"product_id":"rutu-18x8-50-8-18x9-50-8-20x8-00-8-20x10-00-8-inner-tubes-with-tr13-valve-stem-heavy-duty-replacement-2-pack","title":"RUTU 18x8.50-8 \u0026 18x9.50-8 \/ 20x8.00-8 \u0026 20x10.00-8 Inner Tubes with TR13 Valve Stem – Heavy-Duty Replacement, 2 Pack","description":"\u003ch2\u003eRUTU 2-Pack Inner Tubes: Ready for a variety of tires\u003c\/h2\u003e\n\u003cp\u003eReplace worn tubes with confidence using the RUTU 2-pack inner tubes. This set covers the most common small- to mid-sized tires found on lawn equipment, wheelbarrows, hand carts, go carts, and compact utility vehicles. The tubes fit 18x8.50-8, 18x9.50-8, 20x8.00-8, and 20x10.00-8 tires, and they also work with related sizes like 18x6.50-8 and 18x7.50-8 when applicable. Each tube includes a TR13 valve stem for straightforward installation and reliable seating.\u003c\/p\u003e\n\n\u003ch2\u003eKey features and real-life benefits\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eUniversal fit across sizes: 18x6.50-8, 18x7.50-8, 18x8.50-8, 18x9.50-8, 20x8.00-8, 20x10.00-8\u003c\/li\u003e\n\u003cli\u003eWide application: ideal for lawn mowers, wheelbarrows, hand trucks, go karts, garden carts, ATVs, snow blowers, and more\u003c\/li\u003e\n\u003cli\u003ePremium material: heavy-duty butyl rubber for longer service life in all seasons\u003c\/li\u003e\n\u003cli\u003eEnhanced comfort and safety: superior air tightness, tear resistance, and shock absorption\u003c\/li\u003e\n\u003cli\u003eThick valve seat: TR13 straight valve stem helps prevent tearing and supports stable inflation for months\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eIn practical use, these tubes offer a practical upgrade for reliable performance across outdoor tasks. The heavy-duty butyl rubber helps the tube resist punctures and maintain air pressure, while the thicker valve seat reduces the risk of valve tears during installation or operation. The result can be a smoother ride and steadier tool handling on rough surfaces, with fewer interruptions due to flats or slow leaks.\u003c\/p\u003e\n\n\u003ch2\u003eWhat you get and how to use\u003c\/h2\u003e\n\u003cp\u003eEach purchase includes two inner tubes designed to replace worn components in compatible tires. Before installing, confirm your tire size and valve type to ensure a precise fit. The TR13 valve stem is designed for straightforward seating and helps maintain inflation over time with less frequent rechecks.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What tire sizes do these inner tubes fit?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: They fit 18x6.50-8, 18x7.50-8, 18x8.50-8, 18x9.50-8, 20x8.00-8, and 20x10.00-8; check your tire before installation.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Do these tubes improve ride quality?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: The heavy-duty butyl rubber supports air retention and shock absorption, potentially delivering a smoother ride on rough surfaces.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"RUTU","offers":[{"title":"Default Title","offer_id":42469270847573,"sku":"B0CNCRMFMF","price":56.07,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0632\/3270\/4597\/files\/rutu-universal-inner-tube-18x8-50-8.jpg?v=1778088826","url":"https:\/\/plentytorque.co.uk\/products\/rutu-18x8-50-8-18x9-50-8-20x8-00-8-20x10-00-8-inner-tubes-with-tr13-valve-stem-heavy-duty-replacement-2-pack","provider":"PlentyTorque","version":"1.0","type":"link"}