Arsenal 7.62X39mm 8.5" Long Barrel Assembly With 24X1.5Mm Right Hand Threads KR-136B

Barrel Assembly for 7.62x39mm. 8.5" long with 24x1.5mm Right Hand Threads. 23mm OD Trunnion. Includes hinge block for milled receiver front sight/gas block assembly and lower handguard retainer ring. Made by Arsenal Bulgaria.