{"product_id":"pirelli-heavy-duty-tube-21-tr-4","title":"Pirelli Heavy Duty Tube — 21\" (TR-4)","description":"\u003cp\u003eThe Pirelli Heavy Duty 21\" Inner Tube is designed for riders who take their bikes through serious off-road conditions. Built with thick, rugged rubber and a TR-4 center-mounted metal valve stem, this tube offers maximum resistance to punctures, pinch flats, and rough impacts. It's the go-to choice for motocross, enduro, and dual-sport riders looking for durability and peace of mind.Size: 21-inchValve Type: TR-4 (center metal valve stem)Material: Heavy-duty rubber for enhanced protectionIdeal For: Front wheels on dirt bikes, adventure bikes, and trail bikes\u003c\/p\u003e","brand":"Pirelli","offers":[{"title":"Default Title","offer_id":48161160003738,"sku":"747298","price":39.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0743\/6166\/7738\/files\/747298_1705941371.jpg?v=1780203960","url":"https:\/\/garamoto.com\/products\/pirelli-heavy-duty-tube-21-tr-4","provider":"GARA","version":"1.0","type":"link"}