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 65g.
Applicable Tyre Sizes: 23-406 - 20 x 0.90 28-406 - 20 x 1.10 35-406 - 20 x 1.35 37-406 - 20 x 1 3/8 40-406 - 20 x 1.50
