This Rectangular Folding Cleat features an innovative design incorporating removable hex bolts vs. welded studs, making bolt length choices easy. Incorporates a positive locking feature with audible click into the open/closed positions for easy rigging. Accommodates up to 5/8″ line. Low profile design makes for smooth, sleek appearance when closed limiting trip hazards. Constructed of corrosion resistant investment cast 316 stainless steel. Includes two 5/16″-18 x 2″ hex bolts w/washers and nuts.