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 our barrel will deliver optimal extended range performance time after time.
 
Barrel Length: 20"
Weight: 43oz
Material: 416 R
Profile: SPR
Twist: 1/7
Thread: 1/2 x 28
Gas Block Size: 0.750
Gas System Length: Rifle
Crown: Step Crown
Barrel Finish: 80 Grit Bead Blast
Barrel Extension: Nickle Boron
This barrel is new in box and has not been used