Wheel rim 1. ISO/TS16949, DOT, TUV certified 2. Good raw steel T400CL,T420CL 3. Spin forming machine imported from Germany Our ... the quality of our products,which are suitable for bus,heavy duty truck/trailer. Now we can supply you with wide range sizes ... could also mount wheels on tyres and offer demountable wheel rims. Relative steel wheel sizes with excellently quality(DOT, TUV, ISO/TS16949 ...