SmallRig Quick Release 46mm-1409 x 2 The items for sale are only those shown in the first photo. Since these are used items, please check the condition of the product in the photos before purchasing. Please note that the item may be sold out as it is also listed elsewhere. The following is an excerpt from the manufacturer's website; please use it as a reference. Color: 46mm Brand: SMALLRIG Compatible Devices: Camera Item Weight: 0.04 kg Folded Size: 46mm 【Easy to Use】The NATO rail allows for position adjustment by sliding and is easy to attach and detach. It can be firmly fixed with the included 1/4 inch screw (small camera screw). 【Fall Prevention】Spring-loaded pins at both ends of the rail prevent accessories from accidentally falling. 【Compatibility】Compatible with cameras and camera accessories with standard nut clamps, such as SlideMount, RED Epic/Scarlet, Black Magic Camera, and nut handles. 【Aluminum Material】The aluminum alloy material is very lightweight and has good corrosion resistance. It is a lightweight and innovative accessory that maintains a beautiful design and strength while improving the expandability of the camera rig. 【Package Contents】1 x 46mm Safety Rail Kit SmallRig Quick Release Safety Rail NATO Rail Nut Rail 46mm-1409