Thank you for looking. This item is being sold due to equipment replacement. Thank you for your consideration. 0-8kg stepless counterbalance Turning the adjustment knob raises and lowers the nitrogen piston, allowing for optimal settings with various equipment. Pan and tilt variable fluid Smooth movement is achieved through drag adjustment. The bottom of the head is a flat base (3/8" female). Convenient for attaching to photo tripods, sliders, etc. A separately sold half-ball adapter is required for integration with video tripods. Recommended load capacity 8kg *Maximum load capacity ● Counterbalance: 0-8kg (stepless, when center of gravity height is 55mm) ● Maximum load capacity: 8kg ● Self-weight: 2.2kg ● Height: 14.8cm ● Tripod attachment: Flat base ● Included plate: 504PLONGR (2 x 1/4" screws, 2 x 1/4"-3/8" adapters) ● Country of origin: Italy