This is a Fobus Holster known as the Roto Paddle, model HK1RP.
Setting the standard for concealed carry. State of the art design" injection molding and high density polymer have created a holster which cannot be duplicated in leather or any other material.
Features:
Lightweight 2oz. holster
Retention adjustment screw with passive retention
Protected sight channel
Low profile design for concealability
Utilizes mini paddle
Reinforced rivet attachment