Mount a monitor or accessory onto your camera cage or rig using this Monitor/Accessory Arm with 1/4"-20 Screws from Cavision. The arm features two 5.9" arm segments and measures approximately 12" in total length. Each end features a rotating ball head and a 1/4"-20 thumbscrew mount. A single locking knob in the center fastens the middle arm joint and both end joints simultaneously. The arm can support a total load up to 8.8 lb.