Abstract: A slingshot line dispenser and method for deploying radio antennas, the slingshot line dispenser having a Y-shaped body, forearm rest portion, a forwardly extended combination reel and mounting element from the Y-shaped body, and an energy absorbing element for casting a weighted object attached to the reel. The mounting element is a substantially cylindrical wire having a uniform area, but varies in slope. The reel is mounted to the wire mounting element at a location where the slope of the wire mount is a maximum. An energy storage element is attached to the free ends of the Y-shaped sling shot body in a conventional way for propelling the weighted line. The slingshot line dispenser Y-shaped body and forearm rest portion is manufactured as a single unitary structure, The forearm rest or alternatively brace portion has a V-shape and includes an arcuate C-shaped member attached thereto. The body or frame of the line dispenser is constructed of a sturdy and lightweight material.