Rockbye 28g Road Bike Ultralight PortableTPU Inner Tube Presta & Schrader Compatible FV 65/45mm 700X23-32C Road MTB Bicycle Tire

Premium TPU Bicycle Inner Tube for Road BikesThis high-performance inner tube is expertly crafted for road cycling enthusiasts, delivering an unbeatable blend of lightweight performance and long-lasting durability.TPU Road Bike Tube：700×23C~32CProduct Feature:● Ultra-Lightweight DesignSignificantly reduces wheel rotational weight, enhancing acceleration, climbing efficiency and overall riding speed.● High Durability & Tear ResistancePremium TPU construction offers excellent flexibility and wear resistance, maintaining stable air pressure and reducing puncture risks for long-term use.● Dual Valve CompatibilityCompatible with both Presta and Schrader valve road bike setups, widely applicable to most road bicycles.● Ready to Use & Easy InstallationPre-shaped and ready for direct installation; simple to mount and inflate, saving time for riders of all skill levels.Product Application:Ideal for road bicycles, training bikes, race bikes and daily commuting bikes with 700C wheels (23C–32C tire width).Product Specifications:Material: High-strength TPUSize: 700×23C to 32C (fits most road bike tires)Valve Type: Presta (French Valve), 65mm length/45mm lengthPackage Dimensions: 4×10.5×3.5cmGross Weight: 38g; Net Weight: 32g (as low as 28g claimed)TPU Road Bike Tube: 700×23C~32C●Tear-resistant ● Heat-resistant ● Cold-resistant ● Lightweight ● Durable ● Highly elastic ● RecyclableNew TPU material with maximum puncture resistanceProvides comprehensive protection against punctures from sharp objects, reducing the risk of flat tires100% airtightness inspection of inner tubesWith 100% air-tightness inspection, we eliminate the risk of air leaks and put an end to frequent inflation.French nozzle, 65 mmStable tire pressure for long-lasting useThe inner tube is resistant to high and low temperatures and offers consistent performance, ensuring your safety on the road.Compact and portableNearly 80% smaller than traditional rubber inner tubes.Braking in corners is also very stableIt is 70% lighter than traditional rubber inner tubes and offers reduced rolling resistance. Assembly Steps for Bike TubesAssembly Steps for Bike Tubes1. Starting at the valve stem, insert the inner tube into the tire; then roll it in one direction;2. Continue until the inner tube is fully inserted;3. Starting from the opposite side of the valve stem, carefully roll the outer tire into place;4. After installation, press and pull the valve; if you do not press and pull it, the valve may become pinched inside, causing it to deform or break when the tire is inflated.① After installing the outer tire, press the valve stem inward.② Press the nozzle, then pull it outward. (Pull out the nozzle that is stuck inside.)Usage Precautions1. Inflate the inner tube to the recommended pressure; underinflation can cause the inner tube to deform.2. Park the vehicle properly to avoid prolonged exposure to sunlight or rain.3. Keep the inner tube away from oil or corrosive tire fluids.4. If you notice a puncture or air leak in the tire, repair it before use.Product Size 1 : 700×23C~32C FV 65mm(2.56 inch)Product Size 2 : 700×23C~32C FV 45mm(1.77 inch)