The inner diameter of this 6 x 1 1/4 inches inner tube is 3 3/4 inches,can fit for many pneumatic scooter, wheelchair, caster, roller skis jenex v2 and many 2 wheel skateboard, small kick/electric scooter.
The 6x1.25 inner tube is made of high quality rubber, which can better keep the air in the inner tube and prevent air leakage. In addition, the 90-degree curved valve tip makes it easier to inflate.
The 6x1 1/4 inner tubes feature copper valve tips, which are more resistant to corrosion and prevent leaks, and thickened rubber stem seats that prevent the stem from tearing out of the inner tube, even when subjected to severe impacts.
Recommended charged pressure: Psi 80 (please note that you‘d better inflate according to the recommended charged pressure of the inner tube. Do not inflate according to the pressure marked on the tyre, otherwise the tire will burst easily).
Package includes : 6x1.25 inner tube with pure copper bent valves (pack of 2).