Heavy-duty zinc plated steel construction Oscillates trap side-to-side in a 45-degree arc Conforms to stringent ATA standards Easy on/off toggle switch Powered by 12-volt battery, not included Increases your skill level by firing at random targets Adjustable launch anglesAccommodates AT50 and AT250 trapsThe Atlas ATA Oscillating Base takes your shooting level up a notch. This base attaches to the shooting trap and oscillates it side to side in a 45-degree arc. With a quick toggle-style on and off switch and adjustable launch angels, you're always ready to improve your shooting skills. This oscillating base is crafted of heavy-duty zinc plated steel and Mfg: Atlas Trap Co SPECS: Zinc plated steel construction, On/off toggle switch, Adjustable launch angles, Oscillates trap in a 45-degree arc, Conforms to ATA standards.