Manfrotto R1004.21 Knob Set 3

The Benro PH08 Quick Release Plate for the BH-1-M Ball Heads, HD-18M Pan Heads, and DJ-80 Tilt Heads is a component that attaches to your camera’s tripod screw mount for its easy placement on and off the tripod head. Ballheads enable smooth panning and tilting camera movement while mounted on the tripod.