This is a Fobus Paddle Holster known as the GL43ND, model GL43ND.
The next step in the evolution of holster design. One piece holster body construction with adjustable retention screw allows the user to customize the holster retention pressure.
Features:
Lightweight 2oz. holster
Low profile for concealability
Lightweight compact design
Rubberized paddle backing for extra stability and comfort
Steel reinforced rivet attachment