What does lrbho stand for in New Frontier Armory?
Description: New Frontier Armory LRBHO Hardware Kit. This spare parts kit is specially designed for New Frontier Armory uppers with the LRBHO (Last Round Bolt Hold Open) feature for AR-9, AR-10, AR-40 and AR-15 platform firearms. The hardware kit includes a steel bolt catch, polymer bolt catch housing and three screws.
DA: 56 PA: 84 MOZ Rank: 34 Up or Down: Up