Ercole MB-42B Articulated Arm 1/4? female & 3/8? female with handle

This Ercole MB-42B Articulated Arm B 1/4″ female & 3/8″ female with handle is an 11″ elbow arm with two 1/4″-20 female and a straight locking knob, designed to hold a light fixture in place in a variety of situations. It will accept any light fixture up to 33.1 lbs that has a 1/4″-20 screw.