The Primary Weapons Systems MK114 MOD 2-M is a semi-automatic AR-pattern rifle chambered in 223 Wylde with a 14.5-inch barrel pinned to a 16-inch overall barrel length. It ships with a 30-round magazine and a synthetic black stock. 
 

Key Specifications 

• Brand: Primary Weapons Systems 
• Model: MK114 MOD 2-M 
• Caliber: 223 Wylde / 556NATO 
• Action: Semi Auto 
• Barrel Length: 14.5 in (pinned to 16 in OAL) 
• Capacity: 30 rounds 
• Color/Finish: Black 
   

Detailed Features 

• 14.5-inch barrel pinned to 16-inch overall length, maintaining non-restricted rifle configuration 
• 1:8 twist rate barrel 
• Ships with one 30-round magazine 
• Synthetic black stock 
• AR-15-pattern platform (MK1 series)

Owners of the MK114 MOD 2-M point to PWS build quality as the main draw. The gas piston system runs cleaner than direct-impingement AR-pattern rifles after extended use, and most owners notice the difference at longer range sessions without cleanup breaks.

The 14.5-inch pinned barrel divides buyers. Those who want a compact package appreciate the handling without additional federal paperwork; others would prefer a true short-barreled configuration or a standard 16-inch barrel for more muzzle device flexibility. The 1:8 twist covers most common ammunition preferences well.

Value perception on the MK114 MOD 2-M is mixed. PWS rifles sit at a premium price point, and some owners question whether the street price is justified against comparable AR-pattern rifles. Those who run the rifle hard tend to defend the cost based on long-term reliability and parts fit.