General description The Garage Door Rollers are designed to enhance the performance and longevity of your garage door system. With a lubrication groove that ensures long-lasting lubrication, these rollers are built for durability and quiet operation. Technical specifications Dimensions: 11.5 x 4.5 cm (4.53 x 1.77 in) (LxDia) Weight: 534 g Operating temperature: as low as -45°C Compatibility and accessories Automatic garage doors Arch garage doors Solid wood garage doors Anti-pinch garage doors Cellular garage doors Engineered garage doors Remote garage doors Villa garage doors Usage These rollers significantly reduce garage noise due to their precision ball bearings and nylon casters, which are much quieter than standard garage casters.