This Rosco 20" .223 Wylde Barrel was made to give the precision carbine shooter the best possible option for extended range shooting within this chambering option. Whether you are trying to make a longer version of the MK12 platform or re-barrel your 20" carbine for DCM/ National Matches this Rosco barrel will deliver optimal extended range performance time after time.

Features :

• "20", Rifle Length Gas System"
• 1/2x28 Muzzle Threading
• 1/7 Twist
• 416 R Construction
• Bead Blasted Finish