... solid,PU foam,many kinds 4.low price,high quality rubber tyre/rubber tube for wheelbarrow our company,as a manufacture in China, ... our own factory for manufacturing pneumatic rubber wheels,solid rubber wheels,PU foam wheels,rims and tyre and tubes for motorcycle ,agriculture ... /lawn5.layer:2/4/6pr6.rim:steel/plastic7.inner tube material:natural rubber or butyl rubber8.supplying period:all the year ...