Specifications: This plate adopts aviation aluminum, CNC precision machining, anodized surface, a rugged split design, and features all stainless steel camera screws, which is durable and hard to scratch the camera. It has a lightweight hollow design, and the 1/4 screw for fixing the camera can be tightened with tools or coins, and an extra 1/4 screw hole is added to the side vertical clapper for easy installation. There is a safety screw on the reverse side of the quick release plate, the battery compartment can also be opened normally, and the wrist strap mounting hole is increased to 20, you can use any wrist strap on the market. After the camera is installed on the quick release plate, it will not affect the opening of the data compartment door and the plugging and unplugging of the shutter cable and the microphone cable. It adopts 39mm standard AS interface, in addition to supporting for IS-QJ64/JZ50 and for IS-QJ58 ultra-thin pan/tilt, it is also compatible for RRS/ARCA-SWISS/KIRK/Wimberley/MARKINS/SUNWAYFOTO/kangrinpoche/BENRO/SIRUIAS standard port head. Side screw locking can be split and used separately according to needs. and nbsp; Item Name: Quick Release Plate Material: Aluminum Alloy Applicable Model: for Nikon D850 and nbsp;Battery Box Handle Features: Durable, Adjustable, Easy Installation Size: 134mm x 87mm x 69mm/5.28 and quot; x 3.43 and quot; x 2.72 and quot; (Approx.) and nbsp; Notes: Due to the light and screen setting difference, the item and 39;s color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. and nbsp; Package Includes: 1 x Quick Release Plate 3 x Inner Hexagon Wrenches Durable, Adjustable, Easy Installation Aluminum Alloy Quick Release Plate Durable, Adjustable, Easy Installation Quick Release Plate