The BeatDown Outdoors Rail Clamp Adapter gives anglers a clean way to mount electronics, accessories, and rigging components on pontoons, rail systems, and arches without drilling holes in the boat. It clamps onto 7/8 in. to 1 1/4 in. round railing and 1 1/4 in. square railing, which opens up more mounting positions for trolling, live sonar, rod holder, and accessory setups across a wide range of fishing platforms. Quick attachment and removal help you switch from storage to fishing in less time, while the aluminum and stainless steel construction with a powder coat finish holds up to repeated use in demanding marine conditions. This 2 lb. rail mount includes one rail clamp top plate, one rail clamp bottom plate, and four 1/4-20 x 2 stainless steel bolts to give your rig a secure, customizable mounting point where you need it. Fits 7/8 in. to 1 1/4 in. round railing and 1 1/4 in. square railing Mounts on pontoons, rails, and arches without drilling for cleaner installation Quick on-and-off setup helps with fast deployment and compact storage Aluminum and stainless steel construction with powder coat finish Includes: 1 Rail Clamp Top Plate 1 Rail Clamp Bottom Plate 4 - 1/4 - 20 x 2 Stainless Steel Bolts Manufacturer's one-year warranty