1-1/2 inch Diecast Zinc Sliding Door Tandem Roller Assembly, Plain Back (Single Pack)

This is an extra heavy-duty plain back, tandem roller assembly used by Kawneer on their heavy doors. Often found in Hawaii used on door walls, it has an in-line tandem inner housing with 1-1/2 inch concave or grooved steel ball bearing rollers set in a heavy-duty diecast outer housing with rear adjustment. The housing is 1-13/16 inch tall and 1-1/8 inch wide and is held in place by screws from the top as well as the end.

• • Used by Kawneer patio doors
• • 1/4-20 Machine screw mounting on top of housing
• • 1-1/2 inch diameter concave steel roller
• • Diecast housing construction with ball bearing roller
• • Features rear screw adjustment