RAM Mounts Tough-Ball with 1/4"-20 x .25" Threaded Stud

The RAP-B-379U-252025 consists of a 1" diameter rubber ball, connected to a 1/4"-20 X .25" male threaded post. The male thread matches most standard camera and camcorder female threads found on the bottom of the camera. U.S. Standard Thread Diameter and Pitch Option: 1/4"-20 X .25"