This review covers the Brownells BRN-180 Gen 2 upper receiver, a side-folding, piston-driven AR pistol upper compatible with milspec AR lowers. It highlights the dual recoil spring system, adjustable gas block for suppressor use, and the ability to work on the gas system without full disassembly. The reviewer praises its reliability and ease of breakdown, noting its historical AR-180 roots.
You've reached the end! 1 videos loaded.
Gun Laws by State
Read firearms regulations for all 50 states + D.C.
Find Gun Dealers
Search licensed FFL dealers near you.
