Prime-Line D 1607 Wheel Roller Assembly, Single Unit, Steel – Tandem Wheels, Steel Ball Bearings, Fully Adjustable (Single Pack);

This Prime-Line tandem wheel roller assembly is built to last. The unit's construction features a pair of steel wheels and adjustable steel housing. Each wheel has a concaved (center grooved) edge and features a steel inner race, steel ball bearings, and a 5/16-inch roller width. The outside diameter of these rollers is 1-1/4-inch and are built to replace damaged patio door roller assemblies in sliding glass doors. These tandem roller assemblies are used by many patio door manufacturers and are compatible with a number of patio door makes and models. The solid steel construction of this tandem wheel assembly design features an adjustable steel housing and comes complete with fasteners, making for a quick and easy installation.