Wooden door sliding rollers 1,Material:Zinc alloy & Nylon 2,Using ... -12mm glass 3,Maximun weight 120kg Detailed Product Descriptionproduct name:wooden door hardware, good quality sliding wheel, sliding door roller, hanging ... series, zinc alloy door roller, shiding door wheel Products nameNEW!!! Wooden door sliding rollers Brand nameHR1600C-12 MaterialZinc alloy & NylonMax bearing ...