Vittoria Standard Butyl 700 x 20-28c Inner Tube 48mm Presta Valve Cycling Bike

Valve: Presta. Standard inner tubes are made with high quality synthetic rubber with a wall thickness of 0.9 mm. Butyl tubes. Material: Butyl. Core: RVC 48mm. XXS - 6 | XS - 8 | S - 10 | M - 12 | L - 14 | XL - 16 | 2XL - 18 | 3XL - 20 | 4XL - 22.