1. Used To Fix Two Types Of Action Cameras, Photography Lights, Etc.; 2. For Installation On The Computer Stand, Suitable For M3 Screw Holes With A Hole Pitch Of 20~22mm; 3. Aluminum Alloy Material Cnc Processing; 4. Standard Three Card Slots; 5. Convenient To Carry And Easy To Use Product Name: Computer Expansion Accessory Scope Of Application: Applicable To All R/Gopro9/8/Max Series/ Action//Tencent Microvision / EK7000 4K And Other Photography Equipment Aluminum Alloy Surface Technology: Anode Sandblasting And Oxidation Functional Use: Can Be Used To Install Action Cameras Hole Spacing: 20-22mm B: Packing Include:1*Camera Computer Holder, 2*Hex Wrench, 1*Stainless Steel Gasket, 1 Set Of Screw Mounting Accessories Note:Different Batches May Have Differences In Product Appearance, Color, And Printed Characters, Which Will Not Affect The Use Colour:black Material:Aluminum alloy Package Contents: 1 x Camera Computer Holder 2 x Hex Wrench 1 x Stainless Steel Gasket 1 Set x Screw Mounting Accessories 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.