Slide-Co 131449 Sliding Glass Door Roller Assembly, 1-1/4 inch Product Description Slide-Co 131449 Sliding Glass Door Roller Assembly 1-1/4? steel ball bearing roller unit. Adjustable steel housing. Housing dimensions: thickness 9/16", length 2" and height 1-3/16", overall 13/16". From the Manufacturer Slide-Co 131449 Sliding Glass Door Roller Assembly 1-1/4? steel ball bearing roller unit. Adjustable steel housing. Housing dimensions: thickness 9/16", length 2" height 1-3/16", overall 13/16" Features 1-1/4 in. Concave (grooved) Steel Roller Ball Bearing Unique Style Housing with Rear Adjust Housing is 7/8 in. wide, 1-9/16 in. tall and 2-1/4 in. long with an adjustment screw on the back end Used on metal or vinyl framed patio doors Used by Peachtree on their Citation III doors Steel ball bearing wheel Adjustable steel housing assembly For glass doors USA SHIPPING estimates delivery times and we work to get your item to you as quickly as possible and within those times, but please know it may take slightly longer than the estimate.