PVS-14 Quick-Connect Mount Rail Adapter, quickly attaches a PVS-14 monocular night vision system to any MIL-1913 rail system without throw levers or any tools required. In addition, the simple one-handed, pincher-type motion opens and releases the mount - easy to perform while wearing gloves or without. This Night Vision Accessory has adjustable ring mounting points allows a night vision device to be mounted closer to optics than any other known mounts and is compatible with 3X magnifier.
Specification：

Material: 6061 Aerospace Aluminum

Finish: Black/FDE anodized, Type III Hard Coat Anodized

Weight: 2.72 oz (77.11 g)

Centerline Axis: 1.69 in ( 4.29 cm)(other heights available）