Rosco Manufacturing Bloodline 5.56 NATO Barrel M4 16in Mid Length 1-7 Twist 1/2x28 Thread Nitride Black BL-16-GVT-556-7-M. The longer gas system allows for a smoother gas curve which leads to managed dwell times. This combo creates a great balance...

In stock
  • ShipAmount
  • $0.00
  • RevType
  • 2
  • Manufacturer
  • Rosco Manufacturing
  • Sku
  • BL16GVT5567M
  • Identity
  • 23252097693

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