PTR Industries PTR-91 A3S
The Primary Weapons Systems MK1 is a semi-automatic AR-15 rifle with PWS's long-stroke gas piston system for clean and reliable operation. Featuring a free-float M-LOK handguard, ambidextrous controls, and adjustable gas regulator, this piston-driven AR delivers AK-like reliability with AR-15 ergonomics. Distributed under UPC 897903002718 through authorized dealers.
