Vello Multi-Function Ball Head with Removable Bottom Shoe Mount, w/Umbrella Mount

The Multi-Function Ball Head with Removable Bottom Shoe Mount, with Umbrella Mount from Vello features a 1/4"-20 threaded male post on top, as well as a 3/8" umbrella socket with a locking knob. This allows the threaded flash and inserted 3/8" umbrella (up to 25" size) to move together atop the ball head.