The Standard Nylon Roller Assemblies – Replacement Sliding Door Rollers are designed to provide smooth, quiet, and reliable operation for sliding glass panels in showcase and light-duty applications. Featuring a durable nylon wheel, these roller assemblies offer reduced noise and smooth gliding performance compared to metal rollers. Material: Steel Housing with Nylon WheelLength: 3/4" (19.1 mm)Width: 5/16" (7.9 mm)Height: 1/2" (12.7 mm)Part Number: SH-132NY Constructed with a stamped steel housing, these units are both economical and durable, making them ideal for everyday use. The compact design allows the assembly to press-fit securely into the bottom of H-Bars, ensuring easy installation and dependable operation. With dimensions of 3/4" length, 5/16" width, and 1/2" height, these rollers are suitable for sliding glass panels up to 5 square feet using 1/4" (6 mm) glass or similar glazing materials. Their lightweight design makes them perfect for smaller panels where quiet operation is preferred. These roller assemblies are commonly used in display cases and light-duty sliding glass systems.