3-Tier Internal & External Corner Railway Sleeper Bracket (Pack of 1 Bracket) --------------------------------------------------------------------------------- Our brackets provide a quick and very easy system for mounting and joining railway sleepers for garden construction work. Our unique design is cheap, quick to install, and works with all sizes of timber railway sleepers. These 3-tier corner brackets are a quick and easy system for mounting railway sleepers as driveway or pathway edging or straight edges, as well as building raised beds and planters, securing retaining walls and border edging, and many other simple constructions. These 3-tier corner brackets should be used to secure timbers that are being joined at corners. They are suitable for use with sleepers that have been stacked on top of each other, up to 3 in height.