Connects Two (2) Lengths of Guide Rails Together. Ideal for use where long lengths of rail are required. This product slides into the channels on top and bottom of guide rail for maximized precision as well as accuracy versus single less accurate single connector models. Equipped with support strips to prevent to prevent set screws from marring or marking guide rail. This handy connector installs quick and easy with the supplied hex wrench. For use with Makita 55" (194368), 75" (194925-9), and (194367-7) guide rails. Two connectors are required for each joint between guide rails. Contains two (2) sets of connectors