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Cmmg Bbl 300blk 16.1" Mt 4140cm Sbn

by CMMG
Original price $199.95 - Original price $199.95
Original price
$199.95
$199.95 - $199.95
Current price $199.95
Perfect for building your custom AR15 upper group. Comes with properly installed M4 barrel extension. All barrel sub-assemblies are properly head spaced.

Features :
  • 1:7 Twist 4140 Chrome moly
  • 5/8X24 thread pitch
  • Medium taper profile
  • ,Carbine length gas port .750" gas block Journal,