Ultralight ARRI-Style Anti-Twist Base Adapter with Captive 3/8"-16 Screw

The ARRI-Style Anti-Twist Base Adapter is compatible with Ultralight support arms and other accessories. This ball adapter stays securely in place thanks to the anti-twist design with two locating pins. Made in the USA of aircraft-grade aluminum, the adapter features a captive 3/8"-16 screw and comes with a 7/32" Allen key.