Secure hold for camera and lensThe SIRUI TY-50X quick release plate has a 1/4 inch standard thread for the camera and features a rubberized surface to prevent accidental slippage. The plate is compatible with the Arca-Swiss system.The interchangeable plate has three slotted holes in which the 1/4 inch screw can optionally be used. The 1/4 inch screw can be fixed with a coin or the included allen key. For attaching a hand strap or a belt, there is another slotted hole on the plate.