Cobalt Kinetics Semi-Complete Upper 12.5 – FDE *BLEM*

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Cobalt Kinetics 7075-T6 Billet

Cobalt Kinetics 7 Side MLOK with 4 QD Mounts

This 12.5” Rosco barrel is designed to bridge the gap between SBR-Pistol and/ or RECCE platforms and delivers amazing precision performance for its compact size. It is the perfect addition for the person attempting to create the ultimate intermediate patrol platform.

  • Barrel Length: 12.5″
  • Barrel Weight: 21.79oz
  • Barrel Material: 4150 CMV
  • Barrel Caliber: 5.56
  • Barrel Profile: Government
  • Twist: 1/7
  • Barrel Thread: 1/2 x 28
  • Gas Block Size: .750
  • Gas System Length: Carbine Length
  • Barrel Crown: 11 Degree
  • Barrel Finish: Nitride
  • Barrel Extension Finish: Nitride
  • Caliber: 5.56X45mm (NATO), .300 BLK




Additional information

Weight 36 oz
Dimensions 28 × 4 × 4 in


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