PTR Industries PTR-91 GIR
The Primary Weapons Systems MK2 is a semi-automatic rifle built on PWS's long-stroke piston system with enhanced features. Featuring a free-float KeyMod or M-LOK handguard, PWS's proprietary buffer tube, and ambidextrous controls, this piston-driven AR platform delivers consistent suppressed and unsuppressed performance. Available through authorized dealers under UPC 897903002213.
