1st Look: BRN-180 in 7.62x39 and the DrOP
This video provides a first look at the Brownells BRN-180 upper receiver chambered in 7.62x39. The review details a cold start test, highlighting potential reliability issues such as extraction failures, and explores troubleshooting steps including adjusting gas settings and trying different lower receivers. It also touches on the use of budget optics and specialized magazine pouches.













