KAK Industry AR-15 Complete Lower Parts Kit KAK Industry was founded and incorporated in 2011 by Kurt Kosman to address a gap in the firearms market for quality, American-Made components at affordable, sustainable prices. The KAK AR-15 Complete Lower Parts Kit includes all the essential components needed to finish your AR-15 lower receiver assembly, designed for reliability, durability, and ease of installation. Built with KAK-produced parts throughout, this kit delivers the precision and longevity that serious builders demand, whether you are completing a new build or refreshing an existing lower. Product Highlights Mil-Spec Trigger Group: Ensures consistent, reliable performance that meets military specifications for a dependable trigger pull every time. KAK Billet Trigger Guard: Machined from billet material for added strength, durability, and a solid, premium feel in the lower assembly. Standard A2 Handle: Classic A2 pistol grip delivers the familiar ergonomic feel trusted by shooters for decades. Black Oxide Springs: Treated with a black oxide finish for increased corrosion resistance and smooth, reliable operation even in harsh conditions. American-Made Quality: All components are KAK-produced in the USA, ensuring consistent quality, precision, and long-term reliability for your AR-15 build. Specs Brand: KAK Industry Manufacturer Part Number (MPN): 506-1015-007 UPC: 811163034944 Compatible Platform: AR-15 Trigger Group: Mil-Spec Trigger Guard: KAK Billet Grip: Standard A2 Handle Spring Finish: Black Oxide Color: Black Country of Manufacture: USA Disclaimer: We strive to provide accurate and up-to-date product descriptions, specifications, and images; however, errors or omissions may occasionally occur. We are not responsible for any inaccuracies or discrepancies in the content provided. If you notice anything incorrect or unclear, please contact us so we can correct it. When in doubt, we recommend verifying details directly with the product&';s manufacturer. ]]>