Description Billet Aluminum Lower for the Springfield KUNA Get ready to elevate your Springfield KUNA build with our upcoming Billet Aluminum Lower Receiver—designed for modularity, durability, and customization in mind. This product is machined from high-strength billet aluminum, the lower offers unmatched precision and reliability for shooters who demand the best from their platform. ***In addition, we’ve built this lower to integrate seamlessly CZ EVO Magpul Pmags. Our product is not compatible with other EVO magazines due to the KUNAs Bolt design other magazines do not work well.*** This drop-in upgrade is fully compatible with standard AR-15 components, giving you the freedom to personalize your KUNA with your choice of: AR-15 Trigger Group AR-15 Safety Selector AR-15 Pistol Grip Key Features: Precision-machined from billet aluminum for strength and durability Compatible with AR-15 triggers, safeties, and grips Uses our own custom designed Push Button magazine release Optimized for the Springfield KUNA platform Perfect for custom builds and enhanced ergonomics Whats Included: Billet aluminum lower Install manual Fully ambidextrous bolt release Captured takedown pin Safety selector spring shim Push Button magazine release OPTIONAL trip kit for the use with FRTs Whats Needed: Any ar15 grip Any ar15 safety selector Any ar15 trigger DISCLAIMER: “Springfield”, “Springfield KUNA”, are federally registered trademarks of Springfield Armory. and is one of many trademarks owned by Springfield Armory. Neither Nexus FA LLC nor this site are affiliated in any manner with, or otherwise endorsed by, Springfield Armory. The use of “Springfield KUNA” on this page is merely to advertise the sale of Springfield Armory compatible products, parts, or components. For additional genuine Springfield Armory products and parts visit https://www.springfield-armory.com/ Product Reviews Write a review 4.8 ★★★★★ 259 259 reviews Marc S. Ohio, United States 5 ★★★★★ Highly recomm