The Clam ClamLock FishTrap Tube Adapter Adjustable Clamp gives anglers a secure, versatile way to mount essential gear on their ice shelters, ATVs, or snowmobiles. This durable clamp adapts to round tubes up to 1 3/4" and square tubes up to 1 1/2" in diameter, making it perfect for attaching rod holders, shelves, rattle reels, and more. Its sturdy aluminum body and black powder coat finish withstand harsh conditions, while rubber clamp pads prevent scratches and maintain a firm grip. Featuring dual 1/4-20 threaded holes for multiple accessory options, this adjustable clamp gives you the freedom to customize your setup to your exact fishing style. Simply adjust the screw lock for a snug, reliable hold, and enjoy easy access to your gear in any fishing environment. Make every trip more efficient with the ClamLock Adjustable Clamp.Used to attach ClamLock Accessories such as rod holders, shelves, rattle reels, and other accessories to poles and shelter basesFits round tubes up to 1 3/4" and square tubes up to 1 1/2" in diameterSturdy aluminum construction with a black powder coat finishRubber clamp pads protect surfaces while securing a firm holdAdjustable screw lock for dependable stability