uxcell 2 Pcs 4-wheel Wardrobe Closet Door Slide Rollers w Install Accessory Product Name : Sliding Door Roller;Wheel Dia. : 1.8cm/0.7" Install Hole Diameter : 0.4cm/0.16";Pulley Size : 4.7 x 2 x 1.8cm/1.8" x 0.8" x 0.7" (L*W*H) Plate Size : 6 x 1.5 x 2.3cm/2.4" x 0.6" x 0.9" (L*W*H);Material : Plastic, Metal Color : Silver Tone, Blue;Net Weight : 173g Package Content : 2 x Sliding Door Rollers,Install Accessory