Product name: 15mm double ball head magic armProduct color: blackProduct material: ABSApplicable types: mobile phones/cameras/for GoPro/microphones, etc.Screw type: British 1/4-20 screwProduct angle: double ball head 360 rotationProduct features:1. Special material, large load-bearing, mini magic arm, small object, big use2. Standard screws for photography, wide range of use, can be used for most photography and videography such as mobile phones/cameras/for GoPro3. Grid circular gimbal, anti-slip and anti-drop, protect equipment from damage, grid piece fits the product better4. Slotted locking screw, designed according to the shape of human fingers, more fit, firmly locked and heavy load-bearing5. Mini and compact, easy to carry, convenient to use anytime, anywhereProduct gross weight: 40gPackage includes: 15mm double ball head magic arm*1