Camera Tripod Ball Head Ballhead with Quick Release Plate 1/4" - 3/8" Screw
3/8" screw hole on the bottom and a 1/4"-3/8" adapter screw, the ball head is suitable for most of tripods on the market. 1 X Adapter Screw(1/4" Female to 3/8" Male). Quick Release Plate Size: 5.2 4cm / 2 1.6in.