set 2: 1 x 360 Degree Arm Mount (Arm Mount ONLY, other accessories not included) & 2 x Thumb Screws+ 1 x Dual Mount for Gopro DevicesBrand new and high qualityDUAL RECORD: You can mount two sport Cameras on the end of your poleHave one face forward and one back to record immersive footage simultaneouslyPut a LED Fill Light and a sport Camera together to take a better video in the darkMade of high quality material, durable and sturdy360 Degree rotating arm (one end fixed), universal for Gopro 3 3+ 4Quickly change the angle instead of re-screwingEasy to use and install, works perfectlyMaterial: metal/ABSColor: BlackCompatible model: Compatible with GoPro HERO 2 3 4Dual Mount SIZE: 8.7CM X 3CM X 2.8CMPackage Contents:1 x 360 Degree Arm Mount (Arm Mount ONLY, other accessories not included)2 x Thumb Screws1 x Dual Mount for Gopro DevicesOnly the above package content, other products are not included.Note: Light shooting 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.