SmallRig Mini V-Lock Assembly Kit MD2801B is a quick release set based on the standard V-Lock. It comes with a Female V-Dock and a Male V-Lock. There are 2 1/4-20 mounting holes on the Female V-Dock, and you can attach this assembly directly to a SmallRig camera cage kit, SmallRig monitor frame, or SmallRig shoulder pad mount. In addition, you can mount this assembly kit to SmallRig battery hinge MD2802 which is designed for adjusting the angle of the battery with this setup to power all the accessories, which minimizes camera weight. The V-Lock with three M3 holes can be used as a replacement of the original V-Lock comes with the V-Mount battery.