This Patio Door Tandem Roller Assembly has a 3/4 inch (19 millimeter) wide, 1-1/32 (26.2 millimeter) tall adjustable steel housing. This patio door roller is used by several manufacturers.
– Used by a variety of metal and vinyl framed sliding patio door manufacturers
– 1-1/4 in. tandem concave ball bearing rollers
– Stamped steel housing and rollers