Pushing the button releases the ball joint to move freely. When the button is released, the ball is locked automatically in the selected position. Nikon: Z6III, Z 8, Z 9, Zfc, Z6 II, Z7 II, D780, Z 5, D6, Z50, Z 7, Z 6, Coolpix P1000, D3500, D850, KeyMission 360, KeyMission 170, KeyMission 80, D7500, D5600, D3400, D5, D500, Coolpix P900s, 1 J5, D7200, D810A, D5500, D750, D810, 1 J4, D4S, D5300, D610, Coolpix S2600, Coolpix L25, D4, Coolpix S220, D300S, D3x, D3.
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