1. Rail Pipe Clamp Fixed Base, Compatible With A Of V-Mount Batteries, With Anti-Removal Safety Lock 2. A Of Threaded Holes Are Reserved, Which Is Highly Practical And Can Be Freely Combined For Easy Expansion. 3. Compatible With A Of V-Mount Batteries, With Anti-Removal Safety Lock 4. Double-Hole Pipe Clamp Fixation, Cooperate With 15mm Double-Hole Guide Rail To Fix The Pipe Clamp, And Quickly Install On The 15mm Conduit 5. Convenient To Carry And Easy To Use Suitable Models: V-Port Universal Type Colour:black Material:Aluminum alloy Size:about 78 x 134mm Package Contents: 1 x Battery Plate 4 x Wrench 14 x Screws 1 x Pipe Clamp Note:Different Batches May Have Differences In Product Appearance, Color, And Printed Characters, Which Will Not Affect The Use Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.