Aluminium-alloy Camera Flash Brackets Base Metal Conversion Base 1/4 3/8 ARRI
Features: Universal adapter, with 1/4 "ARRI positioning screw hole and 1 3/8" ARRI positioning screw hole, has powerful expansion function and suitable for most scenarios. Screw Port: 1/4" 3/8" ARRI Locating Screw Holes.