Schwalbe tubes are designed
& manufactured to retain air pressure considerably longer than there
competitors. Not only is each individual tube inflated & inserted into a mould
to ensure that there is even wall thickness & excellent air retention, they
are also stored under pressure for 24hrs to test air retention. Valve length of
40mm for Standard version. Weight 90g.
- Valve type: Presta valve
- Metric Size: 18/28-520
Will fit the
following tire sizes:
18-520
– 24 x 0.75
20-520
– 24 x 0.75
22-520
– 24 x 0.90
23-520
– 24 x 0.90
25-520
– 24 x 1.00
28-520 – 24 x 1.10