Roller , Tandem Wheels, Concave Eg, Stl Ball Bear, Adjust

Prime Line® Roller , Tandem Wheels, Concave Eg, Stl Ball Bear, Adjust This Steel Ball Bearing Roller Assembly Is Used To Replace Damaged Or Missing Tandem Roller Assemblies In Patio Sliding Glass Doors 5/16 In. Wheel Thickness (Width) X 1-1/4 In., 11/16 In. Wide Housing, 1-1/32 In. Housing Height, 3-1/8 In. Housing Length Adjustable Height With Minimum Collapsed Height At 1-9/32 In Stamped Steel Housing With Concave Steel Ball Bearing Rollers 1-1/4 In. Concave Ball Bearing Steel Rollers 1/4-20 Mounting Hole In The Back And Optional #10/32 Threaded Hole On Top A Phillips Head Screwdriver Is Required For Installation For Further Dimensional Information, Please See The Line Drawing MFG# D 1735