Prime-Line N 6790 Mirror Door Roller Assembly &ndash; Replacement Part for Steel-Framed Mirror Closet Doors, Steel Housing and FLAT Edge Plastic Wheel, 1-7/16&rdquo; MIRROR DOOR ROLLER ASSEMBLY  This mirror door roller assembly features snap-in bracket clips which are designed to lock into steel-framed door rails to hold the doors together. REPLACEMENT PART  Use this mirror door roller assembly to replace old or broken wheel assemblies on your steel framed mirror doors. EASY INSTALLATION  Installation is quick and easy. It mounts on the bottoms of sliding mirrored closet doors, and it is fully adjustable once installed. Fits mirror doors by many closet door manufacturers. STRONG AND DURABLE  Made of a steel housing and a FLAT edge plastic wheel, this mirror door roller assembly is strong, durable and built to last. Plus, the durable plastic wheel provides a smooth, long-lasting and quiet roll. SIZING  This mirror door roller assembly has a 1-7/16 in. outside diameter wheel and a housing that measures 3-1/16 wide x 3-3/8 tall.