We are YADIGAO Hardware And Plastic Rubber based in Jieyang , China. We are member of Tradekey.com since March, 2011. Our business is related to Minerals & Metallurgy industry and we specifically deal in wheels for Aluminium Alloy Door. Please find our product details below: hanging wheel material: Nylon wheel Amount: 40 set Loading weight: 80 kg Have passed SGS test, and got patenrt certificate XILI, RONGXING Brand Made in China hanging wheel material: Nylon wheel Amount: 40 set Loading weight: 80 kg Have passed SGS test, and got patenrt certificate XILI, RONGXING Brand Made in China hanging wheel for timber door Material: Nylon wheel Amount: 40 set Loading weight: 80Kg With four fitting parts Good quality, have passed SGS test Thank you for taking the time to go through our business profile. If there are any question, inquiry or comments, please feel free to contact us.