C&G Holsters 1684100: The Covert MOD1 IWB holster is designed for any red dot on the market and has an open bottom that will fit your threaded barrels and compensators. Features a solid locking retention (audible and tactile \"click\" when securely holstered), extra tall sight channels to allow for tall suppressor sights and patent-pending hinge system conforms with the body during movements.