MPW Rifles

MPW Rifles

The legend returns.

Before suppressor-ready was a checkbox and before these calibers went mainstream, AAC was already building rifles that worked when it mattered. The MPW platform helped define suppressor-native design from day one. Now it’s back; modernized, refined, and available across calibers and barrel lengths to fit how you actually run your rifles.

Category:

$999.99

Purpose-Built Platforms

The MPW series is available in .300 Blackout and 5.56 NATO, with multiple barrel lengths to support everything from compact suppressed builds to hard-use carbines.

Caliber Options

  • .300 Blackout – optimized for suppressed subsonic and supersonic use
  • 5.56 NATO – tuned for reliability across suppressed and unsuppressed configurations

Barrel Length Options

  • Multiple configurations available to support SBR, pistol, and carbine setups

Proven Barrel & Gas System Design

  • 4150 CMV Barrels
  • FNC Coating
  • Optimized Gas Systems

Duty-Grade Internals

  • Full-Chrome Bolt Carrier Group
  • Chrome Carpenter 158® Bolt

The Bottom Line

The MPW series keeps the philosophy that made it legendary: build it right, tune it correctly, and let it run. Now available in multiple calibers and barrel lengths, the MPW is ready for modern rifles, modern suppressors, and real-world use.

Same legacy. More options. Welcome back.

MPW 300 BLK 9”

Caliber
.300 AAC BLK
Barrel

9” 1:7 twist
5/8x24 thread
4150 CMV steel
FNC coated
Pistol gas

Muzzle Device
AAC BLACKOUT FH 1x16LH
Rail
8” AAC ARX free-floating handguard
BCG
Full Chrome Bolt Carrier and Cam pin Chrome Carpenter 158®bolt
Trigger
2-Stage Trigger
Grip
Magpul® MOE SL®
Stock
Magpul® MOE SL-K®
Weight
5lbs 9oz

MPW 300 BLK 12.5”

Caliber
.300 AAC BLK
Barrel

12.5” 1:7 twist
5/8x24 thread
4150 CMV steel
FNC coated
Pistol gas

Muzzle Device
AAC BLACKOUT FH 1x16LH
Rail

11” AAC ARX free-floating handguard

BCG
Full Chrome Bolt Carrier and Cam pin Chrome Carpenter 158®bolt
Trigger
2-Stage Trigger
Grip
Magpul® MOE SL®
Stock
Magpul® MOE SL-K®
Weight

6lbs

MPW 5.56 10.3”

Caliber

5.56 Nato

Barrel

10.3” 1:7 twist
1/2x28 thread
4150 CMV steel
FNC coated
Carbine gas

Muzzle Device
AAC BLACKOUT FH 1x16LH
Rail
8” AAC ARX free-floating handguard
BCG
Full Chrome Bolt Carrier and Cam pin Chrome Carpenter 158®bolt
Trigger
2-Stage Trigger
Grip
Magpul® MOE SL®
Stock
Magpul® MOE SL-K®
Weight

5lbs 9oz

MPW 5.56 12.5”

Caliber

5.56 Nato

Barrel

12.5” 1:7 twist
1/2x28 thread
4150 CMV steel
FNC coated
Carbine gas

Muzzle Device
AAC BLACKOUT FH 1x16LH
Rail

11” AAC ARX free-floating handguard

BCG
Full Chrome Bolt Carrier and Cam pin Chrome Carpenter 158®bolt
Trigger
2-Stage Trigger
Grip
Magpul® MOE SL®
Stock
Magpul® MOE SL-K®
Weight

6lbs

MPW 5.56 14.5”

Caliber

5.56 Nato

Barrel

14.5” 1:7 twist
1/2x28 thread
4150 CMV steel
FNC coated
Mid-Length gas

Muzzle Device
AAC BLACKOUT FH 1x16LH
Rail

12.5” AAC ARX free-floating handguard

BCG
Full Chrome Bolt Carrier and Cam pin Chrome Carpenter 158®bolt
Trigger
2-Stage Trigger
Grip
Magpul® MOE SL®
Stock
Magpul® MOE SL-K®
Weight

6lbs 2oz

MPW 5.56 16”

Caliber

5.56 Nato

Barrel

16” 1:7 twist
1/2x28 thread
4150 CMV steel
FNC coated
Mid-Length gas

Muzzle Device
AAC BLACKOUT FH 1x16LH
Rail

12.5” AAC ARX free-floating handguard

BCG
Full Chrome Bolt Carrier and Cam pin Chrome Carpenter 158®bolt
Trigger

2-Stage Trigger

Grip
Magpul® MOE SL®
Stock
Magpul® MOE SL-K®
Weight

6lbs 5oz