The KAK AR-15 lower parts kit is an excellent option for anyone looking to complete their AR-15 lower receiver with high-quality, reliable components. The inclusion of a Mil Spec trigger group ensures consistent performance, while the KAK billet trigger guard adds durability and strength. The standard A2 handle gives you that classic feel and the black oxide springs provide corrosion resistance and smooth functionality. This complete kit is made with USA produced parts, ensuring both quality and longevity for your build. The KAK AR-15 lower parts kit includes all the essential components needed to complete your AR-15 lower receiver assembly, designed for reliability and ease of installation KAK produced parts throughout, ensuring high-quality, reliable components known for their precision and durability Includes a Mil-Spec trigger group The KAK billet trigger guard is included Includes a standard A2 handle KAK black oxide springs for increased corrosion-resistance, durability and smooth operation in harsh conditions Comes with a clear bag