Prime-Line D 1984 1-1/2 In. Steel Ball Bearing Sliding Door Tandem Roller Assembly (Single Pack)

This is a plain back tandem roller assembly with two 1-1/2 inch concave or grooved steel ball bearing rollers. The stamped steel housing is adjustable and is used by a variety of manufacturers of vinyl, aluminum or wood doors. The housing is a plain back style that is 3/4 inch wide and 1-1/8 inch tall with a 1/4-20 threaded mounting hole on the back end and an optional use #10-32 threaded hole on the top.