{"product_id":"irc-heavy-duty-tube-80-100-21-puncture-resistant-inner-tube-for-motorcycle-tires","title":"IRC Heavy Duty Tube 80\/100-21 – Puncture-Resistant Inner Tube for Motorcycle Tires","description":"\u003ch2\u003ePremium Japanese-Quality Inner Tube for 21-Inch Motorcycle Wheels\u003c\/h2\u003e\n\u003cp\u003eRiders seeking reliability and steady performance will appreciate the IRC Heavy Duty Tube. Crafted with care, this inner tube is designed for 21-inch rims and compatible with a range of tire sizes. Its Japanese manufacturing lineage underlines a commitment to consistent quality and dependable performance on the road.\u003c\/p\u003e\n\u003cp\u003eConstructed from a thoughtful blend of natural and butyl rubber, the tube combines pliability with sealing strength. A 3mm thickness adds a robust layer of protection, helping to resist punctures while maintaining flexibility that adapts to rims and tire profiles. The result is a product that supports smooth inflation, steady seating inside the tire, and predictable ride feel under varied loads and speeds.\u003c\/p\u003e\n\u003ch3\u003eKey strengths\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eQuality manufacturing: Japanese tubes designed to meet or exceed OEM quality expectations.\u003c\/li\u003e\n  \u003cli\u003eDurable construction: 3mm thick wall for enhanced protection and consistent seal integrity.\u003c\/li\u003e\n  \u003cli\u003eMaterial blend: a mix of natural and butyl rubber offers elasticity and reliable air retention.\u003c\/li\u003e\n  \u003cli\u003eWide compatibility: designed for commonly used sizes, including 2.75\/3.00-21 and 80\/100-21 families, with TR4 references for broader fit options.\u003c\/li\u003e\n  \u003cli\u003ePart reference: aligns with TR4 (T20076) specifications for easy identification and replacement.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eReal-world use scenarios\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eDaily commuting and weekend rides where predictable tube performance matters.\u003c\/li\u003e\n  \u003cli\u003eRiders seeking a durable inner tube that reinforces tire integrity on mixed-road surfaces.\u003c\/li\u003e\n  \u003cli\u003eSpare or replacement tubing for riders prioritizing long-lasting components.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe IRC Heavy Duty Tube offers a thoughtful combination of material science and manufacturing discipline. While no single component guarantees specific performance, the blend of rubber and precise thickness aims to provide a balanced, dependable option for 21-inch wheels. For riders who prioritize consistency and build quality in their tire setup, this tube presents a credible, report-worthy choice that aligns with OEM-quality expectations.\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 sizes does the IRC Heavy Duty Tube fit?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: It fits common 21-inch rims: 2.75\/3.00-21, 80\/100-21, 90\/100-21, and 90\/90-21 TR4.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What contributes to its durability?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: A 3mm thick construction using a natural and butyl rubber blend supports long-lasting performance.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"IRC","offers":[{"title":"Default Title","offer_id":42470149324885,"sku":"B002OPN01A","price":42.15,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0632\/3270\/4597\/files\/irc-heavy-duty-tube-inner-tube-80-100-21.jpg?v=1778120220","url":"https:\/\/plentytorque.co.uk\/products\/irc-heavy-duty-tube-80-100-21-puncture-resistant-inner-tube-for-motorcycle-tires","provider":"PlentyTorque","version":"1.0","type":"link"}