1)Certification: SGS/CE/GS/ROHS 2)5 inch swivel castor 3)Test laboratory of trolley carts KLO-LH-1 warehouse trolley, KLO-LH-9Certification: SGS/CE/GS/ROHSAll trolley's Materials is bright steel wire surfacezinc plated+clear/plastic powder coating or chrome plated with antirust liquid coating.net weight 35.40kgsize L1310xW555xH1010mmplastic color any color of plastic part could be made by Pantone ...