National Hardware N193-912 Round Rail, Steel, Galvanized, 2 in W, 7-3/32 in H, 5-13/16 in L

Designed to be used with #5400 round rail to join and hold two double lengths of rail together for bi-passing doors. Includes lag bolt, two carriage bolts and two nuts. Suitable for use on corrugated metal siding due to narrow surface. Adjustable to bring rail closer or further away from building. safe working load 300 lb.