22 inch inner tube 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:
37-489 (22 x 1 3/8 NL)
28-490 (550 x 28A)
37-490 (22 x 1 3/8; 550 x 35A)
37-501 (22 x 1 3/8)
In general valves can be separated into three different groups:
Presta valve: Sclaverand valve, Race valve, French valve,
Dunlop valve: Wood, Bicycle or Dutch valve
Schrader valve: Standard, Car or Moto valve
Valve type: Dunlop (Wood) ||| Presta (Sclaverand) ||| Schrader (Auto)
Weight supplement: manufacturer information