Bright Tangerine Sony FX6 Top Plate Filler Piece This Filler Piece attaches to the top of the Sony FX6, providing a central mounting point for accessories. It is compatible with NATO standard accessories with multiple threaded points. This Filler Piece attaches to the top of the Sony FX6 and provides a NATO rail along the length of the camera. Helicoil, NATO, 8T AND QD When it comes to rigging, you can choose from threaded, NATO and QD points, or any combination you need. All threaded points are stainless-steel helicoids for added strength. Helicoil fittings are crucial to prevent thread stripping or binding. An important factor to consider when constantly changing rig configurations. There are also two Sony 8T points at the rear of the plate. Combines With The Filler Piece is designed to be used with a B4004.1005 Sony FX6 Top Plate to create a level surface with the middle rail being centred to the camera. This is useful for gimbal work and accessories like a NATO top handle to get the correct balance.