Fall Build Fest Is Here - Shop Exclusive Savings Now!

Fall Build Fest Is Here - Shop Exclusive Savings Now!

PRIMARY WEAPONS RIFLE RECEIVERS & PARTS PRODUCTS

Primary Weapons Systems (PWS) was founded in 2005 and is known for their long-stroke piston-driven AR-15 rifles and accessories. PWS rifles are designed for durability and reliability, making them popular among tactical shooters and military personnel. The company's innovative approach to firearm design has earned them a strong reputation in the industry.

PRIMARY WEAPONS Rifle Receivers & Parts Products — 15 Products / 12 Models

We have 15 PRIMARY WEAPONS Rifle Receivers & Parts Products in our Upper Receivers, & Lower Receivers categories  We also offer our Forever Guarantee, which allows you to buy from Brownells with complete confidence and risk-free.

Sort by:
15 Results
Products:  1 - 15 of 15
Number of results: 
  • 32
  • 64
  • 96
PRIMARY WEAPONS - MK111 PRO 223 WYLDE COMPLETE UPPER RECEIVER FOR AR-15 PRIMARY WEAPONS - MK111 PRO 223 WYLDE COMPLETE UPPER RECEIVER FOR AR-15
5 Stars
(4.0)

$799.99

In stock
Product badge
PRIMARY WEAPONS - BROWNELLS EXCLUSIVE MK1 ALPHA LT 223 WYLDE COMPLETE UPPER PRIMARY WEAPONS - BROWNELLS EXCLUSIVE MK1 ALPHA LT 223 WYLDE COMPLETE UPPER
5 Stars
(5.0)

$1,349.00

In stock
Product badge PRIMARY WEAPONS - MK1 MOD 2-M STRIPPED AMBIDEXTROUS LOWER RECEIVER PRIMARY WEAPONS - MK1 MOD 2-M STRIPPED AMBIDEXTROUS LOWER RECEIVER
5 Stars
(5.0)

$299.95

Online Only - In stock
PRIMARY WEAPONS - MK114 MOD 1-M 223 WYLDE COMPLETE UPPER RECEIVER PRIMARY WEAPONS - MK114 MOD 1-M 223 WYLDE COMPLETE UPPER RECEIVER
5 Stars
(0.0)

$1,049.95

Out of Stock
PRIMARY WEAPONS - MK116 MOD 2-M 223 WYLDE COMPLETE UPPER RECEIVER PRIMARY WEAPONS - MK116 MOD 2-M 223 WYLDE COMPLETE UPPER RECEIVER
5 Stars
(0.0)

$1,299.95

In stock
PRIMARY WEAPONS - MK111 MOD 2-M 223 WYLDE COMPLETE UPPER RECEIVER PRIMARY WEAPONS - MK111 MOD 2-M 223 WYLDE COMPLETE UPPER RECEIVER
5 Stars
(0.0)

$1,299.95

In stock
PRIMARY WEAPONS - AR-15 MK1 MOD 1-M UPPER RECEIVER ASSEMBLY 223 WYLDE M-LOK PRIMARY WEAPONS - AR-15 MK1 MOD 1-M UPPER RECEIVER ASSEMBLY 223 WYLDE M-LOK
5 Stars
(5.0)

$1,049.95

Out of Stock
PRIMARY WEAPONS - MK114 MOD 2-M 223 WYLDE COMPLETE UPPER RECEIVER PRIMARY WEAPONS - MK114 MOD 2-M 223 WYLDE COMPLETE UPPER RECEIVER
5 Stars
(0.0)

$1,299.95

Out of Stock
PRIMARY WEAPONS - AR-15 MK1 MOD 1-M UPPER RECEIVER ASSEMBLY 300 BLACKOUT M-LOK PRIMARY WEAPONS - AR-15 MK1 MOD 1-M UPPER RECEIVER ASSEMBLY 300 BLACKOUT M-LOK
5 Stars
(5.0)

$1,049.95

Out of Stock
PRIMARY WEAPONS - UXR MAGWELL ASSEMBLY PRIMARY WEAPONS - UXR MAGWELL ASSEMBLY
5 Stars
(0.0)

$109.95 - $159.95

Select Items In Stock
Product badge PRIMARY WEAPONS - MK1 MOD 2-M COMPLETE PISTOL LOWER RECEIVER PRIMARY WEAPONS - MK1 MOD 2-M COMPLETE PISTOL LOWER RECEIVER
5 Stars
(0.0)

$599.95

Out of Stock
Product badge PRIMARY WEAPONS - MK1 MOD 2-M COMPLETE RIFLE LOWER RECEIVER PRIMARY WEAPONS - MK1 MOD 2-M COMPLETE RIFLE LOWER RECEIVER
5 Stars
(5.0)

$599.95

Out of Stock
PRIMARY WEAPONS - MK109 MOD 2-M 300 AAC BLACKOUT COMPLETE UPPER RECEIVER PRIMARY WEAPONS - MK109 MOD 2-M 300 AAC BLACKOUT COMPLETE UPPER RECEIVER
5 Stars
(0.0)

$1,299.95

Out of Stock
PRIMARY WEAPONS - MK116 MOD 2-M 7.62X39MM COMPLETE UPPER RECEIVER PRIMARY WEAPONS - MK116 MOD 2-M 7.62X39MM COMPLETE UPPER RECEIVER
5 Stars
(0.0)

$1,299.95

Out of Stock
PRIMARY WEAPONS - MK116 MOD 1-M 7.62X39MM COMPLETE UPPER RECEIVER PRIMARY WEAPONS - MK116 MOD 1-M 7.62X39MM COMPLETE UPPER RECEIVER
5 Stars
(0.0)

$1,049.95

Out of Stock
Products:  1  –  15 of 15