Primary Weapons Systems MK1 14.5 5.56 NATO FDE/Tan Piston Carbine

Description

Product Overview

The Primary Weapons Systems MK1 14.5 piston carbine is built on an M4/M16-style layout and chambered in 5.56mm, featuring PWS’s long-stroke piston operating system for reduced fouling and dependable reliability. It comes finished in FDE/Tan with a synthetic collapsible stock and a Picatinny rail handguard built for easy accessory mounting. The barrel is configured as a pinned 14.5 in setup, resulting in the stated 16.1 in barrel length for the platform’s legal length specification.

Key Features

• PWS long-stroke piston system designed to run cleaner than traditional direct-impingement designs
• AR-15/M4-type controls and handling for familiar carbine ergonomics
• Proprietary rail system supports Picatinny accessories without removing the barrel assembly
• FDE/Tan finish with synthetic collapsible stock
• Pinned-barrel configuration for the MK1 14.5 setup

A rugged piston-driven 5.56mm carbine from Primary Weapons Systems, the MK1 14.5 is ready for practical use with a rail system built to support optics and accessories.