The core operating system of the popular BRN-180 with new straight charging handle, fits standard AR-15 lower receivers. Based on the 16" BRN-180 Gen2, the BRN-180 Sport foregoes the ejection port cover allowing for the use of a straight charging. This arrangement allows for a slimmer profile on the ejection port cover side and avoids interference with wide optic mounts and accessories. The charging handle location is also lower, making it faster to actuate with the firing hand of right-hand shooters. Operating system of the BRN-180 Sport is unchanged from the Gen2 models, with a reliable short stroke gas piston that can be easily m Mfg: Brownells
