Specification BikeType : Road Bike Brand : YunSCM BulletPoint1 : Heavy Duty inner tube: 700x35C"/43C" AV48mm (35/43-622) Heavy duty bicycle replacement inner tube, these inner tubes are ideal for a wide range of applications. Enhanced the ductility of the heavy load tire, so that the scope of application is expanded, Compatible with 700x35C 700x36C 700x37C 700x38C 700x39C 700x40C 700x41C 700x42C 700x43C tires. BulletPoint2 : Excellent shock absorption ability :The heavy, strong, highly durable butyl rubber made from these inner tubes is a perfect shock absorber to reduce vibration and eliminate the shock caused by bumps and rough surfaces on the road or pavement. Heavy Duty butyl rubber for maximum ride comfort - upgrade your ride experience. BulletPoint3 : HEAVY DUTY - Air Tightness: Using high elasticity and high quality butyl rubber and EPDM rubber, the thickness is increased by 40%, and the air tightness of the inner tube is increased by 200% than that of the ordinary butyl inner tube; After inflation, the tire can maintain a higher air pressure for 6-9 months, greatly reducing the inflation frequency. Good air tightness helps keep tire pressure stable, thus improving driving safety. BulletPoint4 : HEAVY DUTY- Ultra Durable: Our heavy duty inner tubes have higher puncture resistance than ordinary inner tubes, and the thicker body can withstand more friction and wear, thus extending the service life of the tube, reducing replacement frequency and maintenance costs. And in long-term use. BulletPoint5 : This heavy duty inner tube is compatible with the corresponding models of mountain bikes, road bikes, Cruiser bikes, electric bikes; At the same time, the increase in thickness can meet the needs of the longer driving range and load of the prevailing electric bicycles. BulletPoint6 : Installation: 700x35C"/43C" bicycle heavy duty replacement inner tube for easy installation and removal. Check the valve position to ensure that the installation direction is correct. BulletPoint7 : Tip: Before installing the inner tube, please put the inner tube into the water for inspection, if there are bubbles, it means that it has been damaged, you can contact us. Check the valve position to ensure that the installation direction is correct. Note: The inflatable inner tube should avoid puncture by sharp objects. BulletPoint8 : Package Includes: 4 pcs 700x35C/43C AV48mm Schrader Valve heavy duty bike tubes, 2 rim strips CompatibleTireWidthMaximum : 43 millimeters CompatibleTireWidthMinimum : 35 millimeters ExternallyAssignedProductIdentifier1 : 781509355517 ExternallyAssignedProductIdentifier2 : 0781509355517 GpsrSafetyAttestation : 1 ImportDesignation : Made in China ItemName : 4 Pack 700C Heavy Duty Bike Tubes 700x35C 700x36C 700x38C 700x40C 700x42C Bicycle Tubes AV48mm Schrader Valve (35/43-622) Tire Levers Compatible with 700x35C/36C/38C/40C/42C/43C Bike Tire Tubes ItemPackageDimensions_Height : 27.8892 centimeters ItemPackageDimensions_Length : 4.191 centimeters ItemPackageDimensions_Width : 24.9936 centimeters ItemTypeKeyword : bike-tubes Manufacturer : YunSCM524143 Material : Rubber ModelNumber : 35/43-622 28 Pouxces PartNumber : YunSCM524143 ProductDescription : Package Includes: 4 pcs 700x35C/43C AV48mm Schrader Valve heavy duty bike tubes, 2 rim strips ProductSiteLaunchDate : 2021-05-24T09:44:24.531Z Style : Av48mm SupplierDeclaredDgHzRegulation : not_applicable UnspscCode : 25172500 ValveType : Schrader