Description Protect your fencing with the Master Halco 1-3/8 x 6 in. Top Rail Sleeve. The galvanized steel construction prevents damage to the fence sleeve from the environment and rust. The rail sleeve can be used to extend runs between posts or repair damaged sections of existing fences.Use the fence sleeve to repair damaged a top rail on an existing chain link fenceCan be used to extended runs by joining top rail sectionsConstructed of galvanized steel for weather and corrosion resistanceMade for use with 1-3/8 in. railsLength of the rail sleeve is 6 in.