General description Sliding Door Roller designed for furniture wardrobes and closets, providing smooth operation for sliding doors. Technical specifications Material: Plastic, Metal Weight: 104g Dimensions: 55.5 x 9.5 x 18.5mm / 2.2" x 0.37" x 0.73" (L*W*H) Mounting Hole Diameter: 3mm / 0.12" Hole Distance: 46mm / 1.8" Roller Diameter (Approx.): 17mm / 0.67"