7.5 inch 7.62x39 barrel in 1x10 twist in QpQ nitride finish
7.5 inches in length
Twist Rate: 1:10
pistol gas set up and uses a .750 gas block- not included
*Match grade barrel
*4150V barrel material *Black Nitride QPQ
Black Nitride outside and inside for longer lasting and durablity
Please specify which profile you would like as they come in M4 and also standard.