Schwalbe 18 Inch Tube 5 Promotion

18 inch inner tube with with different types of valves.Extreme air pressure stable! The rubber compound makes it possible: less air leakage and less to pump. Extremely reliable! Quality control for safe riding pleasure: each Schwalbe tube is checked twice on air retention in the factory.Fits the following dimensions: 40-355 (18 x 1,50)47-355 (18 x 1,75)32-369 (17 x 1 1/4)37-390 (18 x 1 3/8)37-400 (18 x 1 3/8) In general valves can be separated into three different groups :Presta valve: Sclaverand valve,Race valve, French valveDunlop valve: Wood, Bicycle or Dutch valve Schrader valve: Standard, Car or Moto valveManufacturer item code: 104123111041231010412313Valve type: Dunlop (Wood) ||| Presta (Sclaverand) ||| Schrader (Auto)Weight supplement: manufacturer information