{"product_id":"nitromousse-platinum-standard-90-100-21-mousse-tube-nm21-235","title":"NITROMOUSSE Platinum Standard 90\/100-21 Mousse Tube NM21-235","description":"Mousse Tube - Platinum - Standard - 90\/100-21\n\u003cp\u003eThe NITROMOUSSE Platinum Standard Mousse Tube is a high-performance foam inner tube designed to replace traditional pneumatic inner tubes in off-road motorcycles. Manufacturer part number NM21-235, this 90\/100-21 model uses proprietary elastomer foam with millions of nitrogen-charged micro-cells to provide a consistent, flat-proof alternative for demanding riding conditions.\u003c\/p\u003e\u003cp\u003eDesigned for fitment with motorcycles using a 90\/100-21 front tire, the NITROMOUSSE Platinum Standard system simulates approximately 10–12 psi of air pressure. Its foam construction eliminates the risk of conventional punctures and pinch flats while delivering predictable handling and reliable performance across trails, tracks, and other off-road environments. The internal foam structure is engineered to maintain its performance characteristics without requiring air pressure checks.\u003c\/p\u003e\u003cp\u003eFeature: Flat-proof foam construction helps prevent traditional pneumatic inner-tube failures\u003cbr\u003eFeature: Platinum Standard compound simulates approximately 10–12 psi\u003cbr\u003eFeature: Proprietary elastomer foam contains millions of nitrogen-charged micro-cells\u003cbr\u003eFeature: Designed to replace a conventional 90\/100-21 pneumatic inner tube\u003cbr\u003eFeature: Brand: NITROMOUSSE\u003cbr\u003eFeature: Manufacturer part number: NM21-235\u003cbr\u003eFeature: Vendor part number: NM21-235\u003c\/p\u003e\u003cp\u003eProfessional installation is recommended, particularly when fitting the mousse tube for the first time. Use the appropriate tire, rim, and installation lubricant for proper fitment and service life. The NITROMOUSSE Platinum Standard 90\/100-21 Mousse Tube combines durable foam construction with a predictable simulated pressure feel for riders who want dependable off-road performance without pneumatic inner-tube maintenance.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eFlat-proof foam construction helps prevent traditional pneumatic inner-tube failures\u003c\/li\u003e\n\u003cli\u003ePlatinum Standard compound simulates approximately 10–12 psi\u003c\/li\u003e\n\u003cli\u003eProprietary elastomer foam contains millions of nitrogen-charged micro-cells\u003c\/li\u003e\n\u003cli\u003eDesigned to replace a conventional 90\/100-21 pneumatic inner tube\u003c\/li\u003e\n\u003cli\u003eBrand: NITROMOUSSE\u003c\/li\u003e\n\u003cli\u003eManufacturer part number: NM21-235\u003c\/li\u003e\n\u003cli\u003eVendor part number: NM21-235\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"NITROMOUSSE","offers":[{"title":"Default Title","offer_id":67545570836715,"sku":"03500781","price":147.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0611\/3882\/9547\/files\/2938382.png?v=1790667349","url":"https:\/\/ctracingservices.com\/products\/nitromousse-platinum-standard-90-100-21-mousse-tube-nm21-235","provider":"Cascade Tire \u0026 Racing Services","version":"1.0","type":"link"}