This guide details how to significantly improve the reliability of an AR-15 chambered in 7.62x39. Key modifications include upgrading the firing pin and bolt (specifically recommending the Young Manufacturing bolt for its enhanced extractor), tuning the gas system with an adjustable gas block and H3 buffer, and using reliable magazines like Dura-Mag. These steps aim to mitigate the inherent stresses of the 7.62x39 cartridge on the AR-15 platform, particularly focusing on the bolt and extractor longevity.
This review covers a Bear Creek Arsenal 7.62x39 AR-15 upper receiver. Initial testing revealed feeding issues attributed to magazines and steel-cased ammunition. After approximately 80-120 rounds and cleaning, the performance improved, suggesting a break-in period. The upper features an enhanced firing pin for better primer ignition, especially with harder steel-cased ammunition.
You've reached the end! 2 videos loaded.
Gun Laws by State
Read firearms regulations for all 50 states + D.C.
Find Gun Dealers
Search licensed FFL dealers near you.
