2pcs Zinc Alloy Dual Top Door Rollers Runners for Glass Sliding Shower Doors

2pcs Zinc Alloy Dual Top Door Rollers Runners for Glass Sliding Shower DoorsDescriptions:1.Type: Shower Door Rollers2.Color: As picture shown3.Wheel Diameter: 23mm / 0.91 , 25mm / 0.984.Size: 60 x 40 x 26 mm / 2.36 x 1.57 x 1.025.Minimum Hole size in the glass: 8 mm / 0.316.Material: Plastic, Nylon, 304 stainless steel micro-bearing POM ABS brass axis7.Wheel thickness: 5 mm / 0.20Package includes:2 x Shower Door RollersAdvantages:1.The minimum hole size is 8mm (fits glass hole of 6mm if plastic sleeve removed).2.They are adjustable up and down to allow the door to be lined up to mate with the frame or magnetic seal where you have a pair of doors.3.Easy glide rollers and easy clean.4.Quick release type.5.Swivel action fits curved and quadrant showers.Detail Pictures: