Quick Level 75mm Bowl – Quickly adjust your photo or video head with the 75mm bowl. Flat base with 3/8” – You can attach any standard photo head with a 3/8”-16 thread onto the flat base of the half ball adapter. 3 accessory mounts – Three built-in 3/8”-16 accessory mounting holes for adding accessories. 62” Max Height – Great maximum height for a range of camera positions. Carry case included.