The RAP-B-379U-252062 Plastic Tough-Ball with Threaded Post has a 0.25-20 male thread 0.50" in length and 1" ball, designed to connect to the female thread found on most cameras.
Material:
High Strength Composite & Steel
Ball Size:
25.4mm (1") Rubber Ball
Specifications are provided as a guide only, and are subject to change without notice.