{"product_id":"inner-tube-chaoyang-20x4-04-9-for-electric-bike-engwe-m20","title":"Chaoyang Inner Tube 20 x 4.0\/4.9 for Engwe M20 Electric Bicycle","description":"\u003ch2\u003eChaoyang Inner Tube 20 x 4.0\/4.9 for Engwe M20 Electric Bicycle\u003c\/h2\u003e\n\u003cp\u003eThis Chaoyang inner tube is specifically designed for electric bicycles, offering a direct replacement for the Engwe M20 model. It is compatible with tyres marked 20 x 4.0 or 20 x 4.9.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features and Compatibility\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eProduct Name:\u003c\/strong\u003e Chaoyang Inner Tube 20 x 4.0\/4.9 for Engwe M20 Electric Bicycle\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTyre Compatibility:\u003c\/strong\u003e Suitable for tyres with a nominal diameter of 20 inches and widths ranging from 4.0 to 4.9 inches.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eVehicle Compatibility:\u003c\/strong\u003e Engineered to fit the Engwe M20 electric bicycle.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Constructed from rubber material.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eValve Type:\u003c\/strong\u003e Features a Schrader valve (also known as an American valve), which is 32mm in length.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDimensions:\u003c\/strong\u003e The inner tube has an approximate outer diameter of 550mm and an inner diameter of 400mm when uninflated. Its width is approximately 60mm.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eNet Weight:\u003c\/strong\u003e Approximately 0.38 kg.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eChoosing the Correct Inner Tube\u003c\/h3\u003e\n\u003cp\u003eTo ensure correct fitment, always verify the size markings on your existing tyre's sidewall. The inner tube's dimensions (20 x 4.0\/4.9) must match or fall within the specified range of your tyre. Additionally, confirm that your wheel rim is designed for a Schrader valve and that the valve hole accommodates the 32mm length.\u003c\/p\u003e\n\n\u003ch3\u003eInstallation and Safety Guidance\u003c\/h3\u003e\n\u003cp\u003eWhen installing the inner tube, follow these general steps to help prevent damage and ensure safe operation:\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCarefully remove the old inner tube and inspect the tyre for any sharp objects, punctures, or damage.\u003c\/li\u003e\n  \u003cli\u003ePartially inflate the new inner tube to give it shape before inserting it into the tyre. This helps prevent pinching.\u003c\/li\u003e\n  \u003cli\u003eEnsure the valve is correctly seated through the rim's valve hole and secured with its nut.\u003c\/li\u003e\n  \u003cli\u003eMount the tyre onto the rim, taking care not to pinch the inner tube between the tyre bead and the rim.\u003c\/li\u003e\n  \u003cli\u003eInflate the tyre gradually, checking that the tyre bead is evenly seated around the rim on both sides.\u003c\/li\u003e\n  \u003cli\u003eInflate to the pressure recommended on your tyre's sidewall, not exceeding the maximum stated pressure.\u003c\/li\u003e\n  \u003cli\u003eAfter installation, check for any leaks and ensure the valve cap is securely fastened.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eRegularly inspect your tyres and inner tubes for wear, damage, or proper inflation to maintain riding safety and performance.\u003c\/p\u003e","brand":"ULIP","offers":[{"title":"Default Title","offer_id":64137543418233,"sku":"ULP2842.00","price":19.9,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0902\/7076\/1337\/files\/chaoyang-inner-tube-20x4-0-4-9-for-engwe-engine-pro-3-0-boost-electric-bicycle-01.webp?v=1785602470","url":"https:\/\/www.evolt.eu\/pl\/products\/inner-tube-chaoyang-20x4-04-9-for-electric-bike-engwe-m20","provider":"eVolt.eu","version":"1.0","type":"link"}