Schwalbe Aerothan SV20E 700c Road Bike Super Lightweight TPU Inner Tube 28 inch Valve Length:80mm left / right (mm) 44/44

left / right (mm) 44/44 Flange diameter (mm) 52

high performance alloy rim

Overbrow ventilation™

Compressive fit supports the leg muscles

Schwalbe Aerothan SV20E 700c Road Bike Super Lightweight TPU Inner Tube 28 inch Valve Length:80mm left / right (mm) 44/44Details Schwalbe tubes are designed & manufactured to retain air pressure considerably longer than their competitors. Not only is each individual tube inflated & inserted into a mould to ensure that there is even wall thickness & excellent air retention, they are also stored under pressure for 24hrs to test air retention. Valve length of 40mm for Standard version. Weight 190g. Applicable Tyre Sizes: 23 622 700 x 23C 25 622 700 x 25C 28 622 700 x 28C