The Arsenal, Inc AK-74 5.45 x 39 bolt head repair kit includes: firing pin, firing pin retainer, extractor, extractor pin, and extractor spring. This product is brand new, not surplus.
Specifications:-
Caliber 5.45 x 39 mm Russian
Compatible With : AK-74
#TAG# AK-178; AK-178E; AK-17; AK-1 #TAG#