Schwalbe tubes are designed & manufactured to retain air pressure considerably longer than their 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 105g.
• Applicable Tyre Sizes:
• 18-622 - 700 x 18c - 28 x 3/4
• 20-622 - 700 x 20c - 28 x 3/4
• 22-622 - 700 x 22c - 28 x 7/8
• 23-622 - 700 x 23c - 28 x 7/8
• 25-622 - 700 x 25c - 28 x 1.00
• 28-622 - 700 x 28c - 28 x 1.10
• 22-630 - 27 x 7/8
• 25-630 - 27 x 1.00