Used with D610, D615, LK610, KK610, and MC610 H-Bars For sliding glass panels fabricated with up to five square feet of 1/4" (6 mm) plate glass Fabricated with stamped steel housing Provides a quiet and smooth operation Quiet and Economical These Standard Nylon Wheel Assemblies are used with D610, D615, LK610 and MC610 H-Bars. This wheel unit is fabricated in a stainless steel housing. For sliding glass panels fabricated with up to five square feet of 1/4 inch (6 millimeter) plate glass, lucite or other glazing material. Housing Height: 1/2 in (12.7 mm) Wheel Width: 3/16 (4.8 mm) Housing Width: 5/16 n (7.9 mm) Minimum Order: 1 Each