Joby BH2 Quick Release for Ballhead X. The Joby BH2 Quick Release for Ballhead X is a replacement or additional camera plate that fits the Ballhead X head which is designed for the Gorilla Pod line of tripods & also fits other tripod models. With an additional BH2 quick-release plate you can keep both plates fastened to your cameras via the standard 14-20 screw on each. Quickly switch from one camera to another as you shoot using the Ballhead X.