{"product_id":"ar-pro-2-80-2-50-4-inner-tubes-4-pack-tr87-bent-valve-stem-heavy-duty-rubber-for-carts","title":"AR-PRO 2.80\/2.50-4 Inner Tubes (4-Pack) TR87 Bent Valve Stem, Heavy-Duty Rubber for Carts","description":"\u003cp\u003e\u003cstrong\u003eAR-PRO’s 4-pack 2.80\/2.50-4 inner tubes with TR87 bent valve stems replace worn or punctured tubes for 8.5\" OD tires fitted to 4\" rims on hand trucks, wheelbarrows, scooters, lawn mowers and dollies.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eIf you rely on small wheeled equipment for moving loads, yard work or personal transport, having a set of dependable replacement inner tubes saves time and hassle. These inner tubes are sized for tires commonly labeled 2.80-4 or 2.50-4, include a TR87 bent valve stem for easier inflation in tight wheel wells, and are built to withstand routine use across seasons. Sold in a four-pack to keep one on hand for immediate swaps, they’re designed for fast, tool-free changes so equipment downtime is minimal.\u003c\/p\u003e\n\n\u003ch3\u003eWill this inner tube fit my hand truck or wheelbarrow?\u003c\/h3\u003e\n\u003cp\u003eThese tubes are intended for tires with an 8.5\" outside diameter that mount on a 4\" rim and are commonly marked 2.80-4 or 2.50-4. Confirm the tire designation on your current tire sidewall and rim width to ensure compatibility. The TR87 bent valve stem offers better access when rims or hub assemblies crowd a straight stem.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eFits tires labeled 2.80-4 or 2.50-4 and 8.5\" OD tires\u003c\/li\u003e\n  \u003cli\u003eCompatible with 4\" rim widths used on many utility carts and dollies\u003c\/li\u003e\n  \u003cli\u003eTR87 bent valve stem for easier pump or compressor connection\u003c\/li\u003e\n  \u003cli\u003eFour tubes included so you have spares for multiple wheels\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow durable and safe are these inner tubes?\u003c\/h3\u003e\n\u003cp\u003eAR-PRO constructs these tubes from heavy-duty rubber compounds intended for frequent use and variable weather. The material composition resists typical punctures and holds air consistently; in the event of small punctures, rubber properties can help slow air loss until repair or replacement. Regular inspection and correct inflation pressure will extend service life.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eThick-walled rubber for puncture resistance and longevity\u003c\/li\u003e\n  \u003cli\u003eStable performance across temperature changes and wet conditions\u003c\/li\u003e\n  \u003cli\u003eDesigned to maintain an airtight seal under normal loads\u003c\/li\u003e\n  \u003cli\u003eSold in a multi-pack to reduce downtime if a tube fails\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow fast and easy is installation?\u003c\/h3\u003e\n\u003cp\u003eReplacing these tubes is straightforward and typically takes under five minutes for a single wheel when you have basic tools or a tire lever. The bent TR87 valve stem aligns with many wheel designs to make inflation quicker, and no specialized machinery is required for most home or job-site repairs. If you’re changing a scooter or mower tube for the first time, following a brief online tutorial will help.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eQuick swap process — often under five minutes per wheel\u003c\/li\u003e\n  \u003cli\u003eTR87 valve stem simplifies access for inflating with a hand pump or compressor\u003c\/li\u003e\n  \u003cli\u003eNo specialty tools required for standard rim removal and tube seating\u003c\/li\u003e\n  \u003cli\u003eIncludes multiple tubes so you can replace more than one wheel at once\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhich equipment and models commonly use this size?\u003c\/h3\u003e\n\u003cp\u003eThis tube size is found on a variety of small-wheeled equipment: hand trucks, utility carts, lawn and garden mowers, wheelbarrows, platform dollies and some electric and kick scooters. It’s also compatible with certain youth scooters and specialty small tires used on pocket bikes or custom builds. Always cross-check the tire sidewall marking and rim diameter.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eHand trucks, moving dollies and utility carts\u003c\/li\u003e\n  \u003cli\u003eWheelbarrows and backyard lawn mowers\u003c\/li\u003e\n  \u003cli\u003eSome scooters including models like Razor E300 family and similar small-wheel scooters\u003c\/li\u003e\n  \u003cli\u003eReplacement option for many 8.5\" OD tires on 4\" rims\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho this is for: Homeowners, landscapers, delivery crews and hobbyists who use small-wheeled equipment and want reliable spares will find this AR-PRO four-pack practical. It suits anyone who needs a fast, cost-effective way to replace worn or leaky inner tubes on 8.5\" tires with 4\" rims, wants a bent valve stem for easier inflation access, or prefers keeping extras available to minimize downtime during projects or transport tasks.\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: Do these tubes fit 2.80-4 and 2.50-4 tires?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. They are sized for tires marked 2.80-4 or 2.50-4 and designed for 8.5\" OD tires on 4\" rims.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Is the TR87 valve stem compatible with standard pumps?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. The TR87 bent valve works with most hand pumps and compressors; its angle improves access in tight wheel wells.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"AR-PRO","offers":[{"title":"Default Title","offer_id":67593756344505,"sku":"B085L7H7ZF","price":58.77,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0822\/3765\/3177\/files\/ar-pro-front-packaging-4pack.jpg?v=1790578142","url":"https:\/\/redleafauto.ca\/products\/ar-pro-2-80-2-50-4-inner-tubes-4-pack-tr87-bent-valve-stem-heavy-duty-rubber-for-carts","provider":"Redleaf Auto","version":"1.0","type":"link"}