Check the listing for details. SmallRig Mini V-Lock Battery Plate W/Durable Aluminum Construction 2987. Condition: Open box. Listed at 22.99 USD. SmallRig Mini V Mount Battery Plate 2987 Key Features: 1. The plate utilizing a standard V mount fits most V mount batteries to provide greater battery life for your camera rig with your battery's power port(s). 2. It features multiple 1/4-20" countersinks, 1/4-20" thread holes, and M4 thread holes to attach a dual rod clamp, a magic arm, or other accessories. 3. A lightweight and portable design (63g only) helps minimize your camera setup's weight as much as possible. SmallRig Mini V Mount Battery Plate 2987 utilizing a standard V mount fits most V mount batteries to provide greater battery life for your camera rig with your battery's power port(s). It features two 1/4-20" countersinks, two 1/4-20" thread holes, and four M4 thread holes, which can be used to attach a dual rod clamp, a.