The CA-301-GL in line ground lift serves one purpose: It simply lifts the connection to pin 1. Pins 2 and 3 remain connected, pin 1 is open.
This is a professional grade adaptor, which is fully compatible with standard 3 pin XLR connections.
One screw each holds the male and female contact assemblies in the body.
The body is nickel silver finished steel. The female contact points are good quality spring steel.