Extend the grip on your Sony FX3 XLR handle and add accessories using this Extension Rig from SmallRig. The durable aluminum rig extends the length of the FX3 XLR handle unit by 1.2". It provides multiple 1/4"-20 and 3/8"-16 ARRI-style accessory threads, a shoe mount, and a NATO rail. The rig installs onto the back of the handle using two included 1/4"-20 screws, and the NATO rail is removable.