Billet Aluminum Lower for the Springfield KUNA
Pre-Orders are now open at the discounted rate of $349 - expected ship date is late June early July
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.
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
In addition, we’ve built this lower to integrate seamlessly with CZ Scorpion-style magazine releases, and it accepts all CZ Scorpion-style magazines, including the latest 3+ generation mags. Whether you're building a range gun, home defense setup, or custom tactical platform, this lower gives you complete flexibility without compromise.
Please Note:
This product can also accept AR-15 Super-Safeties as well as the new Atrius-Super-Selektor when you install the optional trip kit that is available at checkout.
We do NOT sell the Super-Safeties or the Atrius-Super-Selektor products. Any references to these products are made solely to indicate that our product is compatible with them. These are the property of their respective owners, and our use of them does not imply any affiliation, endorsement, or sponsorship.
Key Features:
- Precision-machined from billet aluminum for strength and durability
- Compatible with AR-15 triggers, safeties, and grips
- SUPER-SAFE Compatible with the optional trip kit at checkout.
- Accepts CZ Scorpion magazine releases and mags (including 3+ series)
- 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
- Your choice of magazine release
- Your choice of color
- OPTIONAL trip kit for the use with Super-Safeties
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/