{"product_id":"21-inner-tube-2-50-2-75-3-00-21-tr4-valve","title":"21 Inner Tube 2.50\/2.75\/3.00-21 TR4 Valve","description":"\u003cp\u003eStandard-duty motorcycle inner tube for 21-inch rims, designed for compatible 2.50-21, 2.75-21 and 3.00-21 tyres. Ideal as a replacement tube for everyday motorcycle use, with airtight butyl rubber construction and a straight TR4 metal valve stem.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/p\u003e \u003cul\u003e \u003cli\u003eSuitable for compatible motorcycle applications\u003c\/li\u003e \u003cli\u003eStandard-duty construction for everyday replacement use\u003c\/li\u003e \u003cli\u003eHighly flexible design conforms to tyre and rim contours\u003c\/li\u003e \u003cli\u003eOverlap splice provides increased strength\u003c\/li\u003e \u003cli\u003eSplice positioned opposite the valve stem for improved balance\u003c\/li\u003e \u003cli\u003eCorrosion-resistant metal valve stem\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eSpecifications\u003c\/strong\u003e\u003c\/p\u003e \u003cul\u003e \u003cli\u003eUniform size: 2.50\/2.75\/3.00-21\u003c\/li\u003e \u003cli\u003eCompatible tyre sizes: 2.50-21 \/ 2.75-21 \/ 3.00-21\u003c\/li\u003e \u003cli\u003eAlternative size notation: 21 x 2.50 \/ 21 x 2.75 \/ 21 x 3.00 \/ 21 x 2.50 \/ 21 x 2.75 \/ 21 x 3.00\u003c\/li\u003e \u003cli\u003eRim diameter: 21 inch \/ 533.4 mm\u003c\/li\u003e \u003cli\u003eNominal tyre widths: 2.50 \/ 63.5 mm; 2.75 \/ 69.9 mm; 3.00 \/ 76.2 mm\u003c\/li\u003e \u003cli\u003eValve type: TR4 \/ TR-4\u003c\/li\u003e \u003cli\u003eValve style: Straight\u003c\/li\u003e \u003cli\u003eValve angle: 0°\u003c\/li\u003e \u003cli\u003eInner tube material: Airtight butyl rubber\u003c\/li\u003e \u003cli\u003eValve stem material: Metal\u003c\/li\u003e \u003cli\u003eValve finish: BZP \/ Bright Zinc Plated\u003c\/li\u003e \u003c\/ul\u003e","brand":"Factory Image Racing","offers":[{"title":"Default Title","offer_id":57506962178428,"sku":"68-021.U.EACH","price":11.94,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/3952\/8167\/files\/68-021-u-each-1-2.png?v=1790498877","url":"https:\/\/radhouse.co.uk\/products\/21-inner-tube-2-50-2-75-3-00-21-tr4-valve","provider":"Radhouse","version":"1.0","type":"link"}