These barrels were cold hammer forged and then chrome lined by Arsenal of Bulgaria in order to make them sturdy.
Specifications:-
#TAG# AK-60; AK-6 #TAG#
Retainer pin Bulgarian
Rivet for Rear Block
Pin, retainer for barrel, for stamped receivers, OD 7 mm, length 27mm, Arsenal
Retainer pin for rear sight block
Rivet, rear rivet for trigger guard, 1 is required per trigger guard
Front sight block assembly, AK-74, AK-100, 24x1.5mm RH threads, plunger pin, lug, Arsenal.
Barrel, 7.62x39mm, chrome lined hammer forged, for milled stamped receiver, 23mm trunnion, for AK-47 FSB/