Multi-purpose expansion attachment: it can mount Action 2 main camera, Go 2, Go 1 action camera, searchlight and other equipment. Comes with a 1/4 adapter, which can be directly installed with searchlights and other devices with 1/4 screw holes at the bottom. The screws are locked to the fuselage for stable installation and fit the fuselage, lightweight and strong. Can be used with searchlight. Colour:black Material:plastic Package Contents: 1 x Extended Adapter 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 a little different from the real thing. The measurement allowed error is +/- 1-3cm.