This head is taken from a tripod set.New condition. The Leofoto YB-75K Series Leveling Bases are designed to help users level a tripod in order to maintain level horizons and reduce time-consuming post processing corrections. The leveling base features a lightweight aluminum construction and the base is topped by the widely used Arca-type clamp. The handle twists to lock the base in place for ease of use when mounted with three different handle length options available. Arca-Type Receiver Clamp Precision Scale for Positioning Diameter: 75mm (Compatible with 75mm Bowl Tripods) Bubble Level Adjustment Range of +/- 15Adeg *Not compatible with 100mm bowl tripods YB-75LK (Long Handle): Base diameter: 75mm / 2.95inLength: 174mm / 6.85inWeight: 369g / 0.81lb YB-75MK (Medium Handle): Base diameter: 75mm/ 2.95inLength: 131mm/ 5.15inWeight: 338g/ 0.74lb YB-75SK (Short Handle): Base diameter: 75mm/2.95inLength: 96mm/ 3.78inWeight: 319g/ 0.7lb