This is a F.A.B. Stock known as the GL-Core, model FX-GLCOREB.
The GL-Core is their newest addition to their line of buttstocks. The integrated cheek weld" ergonomic buttpad and an interchanging tube adapter" provide an unmatched fit on Mil-Spec and Commercial buffer tubes" with a high level of efficiency and comfort.
Features:
Black finish
Ergonomically shaped rubberized butt-pad
Interchangeable buffer tube adapters
Inversed positioning lever
No protruding parts
