18 inch inner tube with Presta (french) valve.
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:
47-355 (18 x 1,75)
50-355 (18 x 2,00)
54-355 (18 x 2,10)
57-355 (18 x 2,25)
60-355 (18 x 2,35)
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
Manufacturer item code: 10412513
Valve type: Presta (Sclaverand)
Weight supplement: manufacturer information