Prime-Line 1 In. Nylon Top Mount Closet Door Tandem Flat Rollers

This is a top-centered, mounted, adjustable, tandem roller assembly. The 1 In. flat nylon rollers are attached to a stamped steel tandem housing mounted on top of a 5/16 In. threaded steel rod. Used on closet doors 3/4 In. to 1-3/8 In. thick, it threads into a top bracket like Prime-Line part N 6797.