Fangrui Product Details [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 Handles 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 Various 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: Lig