National Hardware N193-904 Round Rail, Steel, Galvanized, 2 in W, 7-3/32 in H, 5-13/16 in L

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Designed to be used with #5400 round rail to mount double runs of rail for by-passing doors to side of building installation. Includes lag bolt, (2) carriage bolts and (2) nuts. (1) Bracket should be installed every 2 ft of rail. Suitable for use on corrugated metal siding due to narrow mounting surface.