JP Enterprises AR-15 Full Mass Operating System Bolt Carrier Group w/ .223 / 5.56 EnhancedBolt - JPBC-2A

The JP Enterprises Full Mass Operating System (FMOS) is a superior quality replacement bolt carrier for AR platform rifles. The engineering and design poured into the remake of the AR bolt carrier give you a component that doesn’t simply replace your old Mil-Spec bolt carrier but surpasses it in performance by leaps and bounds. While the JP Full Mass Bolt Carrier remains a drop in replacement, it is easier to clean than the original Mil-spec carrier furnished with your AR and improves accuracy.

FEATURES:

• Extended forward assist serrations and dust cover notch
• More reliable operation
• Polished surfaces

SPECIFICATIONS:

• Caliber: 5.56 NATO / .223 Rem. / 300BLK
• Weight:
  • FMOS Bolt Carrier: 8.82 oz.
  • Enhanced Bolt Assembly: 2.1 oz.
• Finish:
  • Bolt Carrier: QPQ Black
  • Enhanced Bolt: DLC
• Material:
  • Bolt Carrier: Stainless Steel
  • Enhanced Bolt: SAE 9310 Steel
• Profile: Semi-Auto

COMPATIBILITY:

• AR-15

INCLUDES:

• FMOS Bolt Carrier Group
  • FMOS Bolt Carrier with gas key installed
  • JP Enterprises AR-15 Enhanced Bolt Assembly
  • Cam pin
  • Firing pin retainer