RAM Clamp Base - Square 100mm Post Base clamp with 1.5 inch (C Series) Ball

RAM-247U-4 RAM® Square Post Clamp Base for Posts up to 101mm / 4" Wide - C SizeFeatures Clamping base ideal for square posts up to 101mm wide; adjustable and easily removable Included C size 1.5" RAM® rubber ball allows for connection to any C size RAM® double socket arm RAM ball and