This rosco 7.5" 300 blackout bloodline barrel was designed for sbr and pistol use in conjunction with suppressors.This is the shortest that we will go to allow the flexibility of a shorter personal defense weapon (pdw) without sacrificing performance or ballistics.
Length: 7.50"
Model: Bloodline
Twist: 1:5"
Finish: Nitride
Length: 7.50"
Model: Bloodline
Twist: 1:5"
Finish: Nitride
