RAM® 4" Square Post Clamp Ratchet Base with 1/2" NPT Post

RAM® Ratchet & Swing Arm with 1/2" NPT Hole and Single Socket Arm

RAM® Swing Arm with Metal Knob, 1/2" NPT Hole and Single Socket Arm

RAM® Swing Arm Extension with 1/2" NPT Hole and Double Ball Adapter

RAM® Swing Arm with 1/2" NPT Hole and Single Socket Arm

RAM® Swing Arm with 1/2" NPT Hole and Single Socket Arm

RAM® Swing Arm Extension with 1/2" NPT Post and 1/2" NPT Hole

RAM® Short Swing Arm Extension with 1/2" NPT Post and 1/2" NPT Hole

RAM® Swing Arm Extension with Two 1/2" NPT Holes