The Gitzo GH2750QR Series 2 Magnesium Off Center Ball head with Quick Release is an exceptionally smooth, professional grade tripod head made of strong, lightweight, magnesium. It comes with the standard Gitzo Quick Release system for even quicker and easier camera mounting.This offset ball head delivers flawlessly smooth performance in all situations, with positive locking for precision and safety. The panoramic lock is 3 x stronger than previous models and the ball lock features a system that combines two locking systems in one. The head?s graduated base and independent locking feature enables photographers to achieve perfect panoramic shots.The ball?s PTFE-based anodized coating delivers smoother movement. The GH2750QR features independent ball and panning controls for precise positioning. It securely supports a payload up to 5 Kg and weighs only 550 grams and is recommended for use with Series 2 tripods.