This is a Raven Concealment Systems Holster known as the Perun LC, model PXG19TLR7/8.
The Perun is their flagship outside-the-waistband (OWB) holster. It is the result of blending the best features of two of their most popular holsters" the Eidolon and the Phantom" to create a highly refined" exceptionally concealable holster. The Glock Perun LC is compatible with generation 3-5 Glock 9mm/.40S&W/.357 Compact Glock pistols with a Streamlight TLR-7/8 weapon light attached. Each holster includes three pair of 1.5" belt loops (LH 10 degree cant" RH 10 degree cant" and ambi 0 degree cant)" which allow the end-user to configure the ambidextrous holster body for left-handed or right-handed use" with either a 0-degree or 10-degree cant.
Features:
Will accommodate the TLR7 and TLR8
The washer in the hardware kit, should be placed under the retention screw, when using with TLR8
Designed to be the best light-compatible, modular OWB pancake style holster on the market