Inner tube (Cámara de aire) Vsett 8(+) / 9(+) & Z8 PRO (8.5" x 2.0 > 3.0")

MAIN POINTS BEFORE BUYING
* Parameters of outer tire: nominal mark: 8.5*3 inch, outer diameter: 8 inch/200 mm(manual measurement), inner diameter: 5.3 inch/134 mm(manual measurement), width: 70mm(manual measurement), weight: 414g(manual measurement) Max load: 65kg(143 lbs) at 45 P.S.I.(310kpa)(3.1bar) * Parameters of inner tube: 8.5*2 inch / 8.5*1.95 inch / 8.5*2.125 inch, there are several different marks on the tubes, but actually there are universal. valve degree: 90/45/135, it's based on different batches. weight: around 75g. if you don't put the tube into the tire, when you pump air into the tube, it would be deformed, that's very normal, it's not quality defect, just uneven, every tube would perform like this. * This tyre and inner tube only fit for front wheel of VSETT 8/Zero 8 PRO/Z8PRO, and both rear and front wheel of VSETT 9/VSETT 9+