24 inch inner tube with 40mm Presta valve (french).
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:
18-520 (24 x 3/4)
20-520 (24 x 3/4)
22-520 (24 x 7/8)
23-520 (24 x 7/8)
25-520 (24 x 1.00)
28-520 (24 x 1.10)
23-520 (24 x 0.90)
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: 10418343
Valve type: Presta (Sclaverand)
Weight supplement: manufacturer information