Knight's Armament SR-15 IWS, 5.56mm, Black, Complete Lower Receiver

Upgrade your AR-15 build with the Knight's Armament Company SR-15 IWS Complete Lower Receiver, a pinnacle of precision and versatility. Designed for elite performance, this forged aluminum lower features a KAC 2-stage match trigger with a crisp 4.5-lb pull, perfect for both precision marksmanship and rapid close-range shooting. Fully ambidextrous controls—including bolt release, safety selector, and magazine release—cater to left- and right-handed shooters, ensuring seamless operation in any scenario. Equipped with a 6-position buffer tube, Magpul stock, and dual QD sling mounts, this SR-15 IWS lower offers unmatched durability and customization. Ideal for tactical, competitive, or duty use, this Knight's Armament masterpiece delivers military-grade reliability and ergonomic excellence. Pair it with an SR-15 upper for the ultimate rifle setup—shop now and experience the KAC difference!