Excess Presta valve air chamber Ultra Light (x2)

Inner tubes Excess Bluetech Ultra Lite. The inner tubes Excess Bluetech Ultra Light are the ultimate lightweight competition inner tubes for BMX. Weighing a third of most rubber Lite inner tubes, the Excess Ultra Light (Ultra Lightweight) are premium BMX inner tubes. The inner tubes Excess Bluetech Ultra Light are made from thermoplastic polyurethane. They are incredibly lightweight and durable for BMX competitions. They are made from a blend of solid and flexible polymers, offering superior quality and price in terms of performance and weight for BMX competitions. This gives you the lightest weight package for your BMX wheels. The ultralight inner tube comes with an anti-pinch o-ring. This o-ring should be installed between the base of the tube valve and the inside of the rim valve hole. It prevents pinch flats and keeps the tube securely in place, just under the valve hole. Features: • Clear smoked thermoplastic polyurethane material Ultra Light • 40 mm long alloy valve with removable valve core • TPU - thermoplastic polyurethane developed by BF Goodrich • The tube material is 100% recyclable • 2 in a box. Weight of Ultra Light tubes: • 20 x 1-1/8"- 3/8": 34 Gr • 20 x 1.4"- 1.9": 47 Gr • OS20 x 1.4"-1.95": 47 Gr • 24 x 1-1/8"-3/8": 49 Gr • 24 x 1.4"-1.9": 59 Gr