Primary Weapon Systems

Primary Weapons Systems, Inc (PWS) is a Federally-licensed firearms manufacturer located in Boise, Idaho. PWS is the designer and manufacturer of the Flash Suppressing Compensators known as the FSC556, FSC30, and others. PWS also designs and manufactures our own line of piston driven uppers that are redefining accuracy and performance in the piston-driven platforms.

When not in stock, PWS products are typically available within 4-8 weeks. Please contact us for more information.

Featured products from Primary Weapon Systems

Primary Weapon Systems Mk1 Complete Upper 5.56mm 7in Black

Primary Weapon Systems Mk1 Complete Upper 5.56mm 7in Black

Primary Weapon Systems MK107u-556 - Primary Weapon Systems, or PWS, is based in Boise, Idaho and is best known for their line of M4 parts and accessories MK107u-556 Mk1 Complete Upper 5.56mm 7in Black for sale at Tombstone Tactical.

$1249.95

Primary Weapon Systems Mk1 Rifle 5.56mm 16in 30rd Black

Primary Weapon Systems Mk1 Rifle 5.56mm 16in 30rd Black

Primary Weapon Systems MK116-556 - Primary Weapon Systems, or PWS, is based in Boise, Idaho and is best known for their line of M4 parts and accessories MK116-556 Mk1 Rifle 5.56mm 16in 30rd Black for sale at Tombstone Tactical.

$1599.95

Primary Weapon Systems Mk2 Rifle 7.62mm 16in 30rd Black

Primary Weapon Systems Mk2 Rifle 7.62mm 16in 30rd Black

Primary Weapon Systems MK216-762 - Primary Weapon Systems, or PWS, is based in Boise, Idaho and is best known for their line of M4 parts and accessories MK216-762 Mk2 Rifle 7.62mm 16in 30rd Black for sale at Tombstone Tactical.

$2449.99

Primary Weapon Systems products for sale

The sale of and technical information regarding our products are governed by the National Firearms Act (NFA), the Gun Control Act, and the International Traffic in Arms Regulations (ITAR). Our products are only sold in compliance with these laws. Local, State, and foreign laws may further regulate our products. It is the responsibility of the purchaser to ensure compliance with all applicable regulations. We do not provide legal advice relating to these laws.