Primary Weapons MK116 MoD 1-M 16.1Inch Complete Upper Receiver

The Primary Weapons Systems MK116 MOD 1-M 16.1" 7.62x39 Upper Receiver is built for shooters seeking a durable, piston-driven AR upper designed for reliability and long-term performance. Engineered with high-quality materials and precision manufacturing, this upper is designed to deliver consistent cycling and dependable function in a rugged platform suitable for hard use.

Constructed with a long-stroke piston system and premium components, this upper receiver offers reduced fouling and enhanced reliability. The 16.1-inch barrel and M-LOK handguard provide a balanced setup for both control and modular accessory mounting, making it a versatile choice for a wide range of shooting applications.

Product Details

• Manufacturer: Primary Weapons Systems
• Caliber: 7.62x39mm
• Barrel Length: 16.1"
• Gas System Type: Long-stroke piston
• Gas System Length: Pistol length
• Barrel Twist Rate: 1:10
• Muzzle Device: PWS Triad 30
• Finish: Anodized
• Color: Black
• Material: T6 7075 Aluminum
• Handguard Length: 15"
• Rail System: M-LOK
• Magazine Included: No

Product Features

• Long-stroke piston system for enhanced reliability and reduced fouling
• Durable construction using high-strength 7075-T6 aluminum
• 16.1" barrel optimized for 7.62x39mm performance
• M-LOK handguard for versatile accessory mounting
• PWS Triad 30 muzzle device for improved recoil control
• Designed for consistent cycling under demanding conditions
• Precision-engineered for long-term durability and performance

Package Contents

• Primary Weapons Systems MK116 MOD 1-M 16.1" 7.62x39 Upper Receiver