CST BFT 20 x 4.0 Tyre & Tube Product:Tube USB port(charging mobile devices with

USB port(charging mobile devices with 1A)

Designed to fit bikes with a 68mm - 73mm wide bottom bracket

Specification:

We update and improve the settings of each kit for a smoother ride

CST BFT 20 x 4.0 Tyre & Tube Product:Tube USB port(charging mobile devices withSuitable for GW20, Y20, RX20 and all other 20 inch fat tyre bikes. Specification: Brand CST Options Outer tyre Inner tyre Tire pattern C 1752 Specification Outer tyre 20*4. 0 Inner tyre 20*4. 0 Color Black Net Weight Inner tyre: 550g Outer tyre: 1100g PSI 30PSI Features: 1. Lightweight design, has a very good orientation and handling. Can be used under different terrain and conditions, more bumps can make good contact with the ground so that it can