Kupo KS-492 Super Knuckle w/ Rubber Coated Magnet

Featuring a rubber-coated magnet (diameter: 66mm) with an aluminum CNC ball head, this Super Knuckle offers a great mounting solution for easy attachment to steel surfaces. The 1/4"-20 male thread at the end allows you to attach action cameras, mini lights, microphones, and any equipment with a 1/4"-20 female thread.