[For FX3/FX30 XLR Handle] Compatible with for XLR Top Handle Unit for FX3 and FX30 cameras, this extension rig set can prolong the handle and provide accessory mounting points for expanded functions [1.3inch Length Extension] Attached to the rear of the handle through a 1/4inch screw, the extension rig increases the handle's length by 1.3inch (33mm), and the finger contour makes handheld operation more comfortable [Quick Release Rail] Installed on the handle via two 1/4inch screws, the included rail provides a convenient and efficient mounting interface for monitor mount adapters, clamps, and other accessories [Ample Mounting Threads] A cold shoe mount, as well as several 1/4inch and 3/8inch threads with locating holes, enable you to install accessories like a wireless microphone transmitter to the handle for enhanced video/photography quality Colour:Black Material:Aluminum alloy Package Contents: 1x Extension Handle Rig Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.