Lower Receivers
SA-15 Complete Folding Lower Receiver w/Carbine Stock
Complete AR-15 lower receiver with patented built-in folding mechanism for compact storage. Features 7075-T6 billet construction, B5 Bravo stock, Advanced Combat Trigger, and saves .5+ lbs compared to adapter-based folding systems.
$599.99
SA-15 Complete Folding Lower Receiver w/Pistol Brace
Built-in folding AR-15 lower receiver with SBA3 brace. Precision machined 7075-T6 aluminum, saves 0.5+ lbs vs adapters. Made in USA with lifetime warranty.
$629.99
SA-15 Stripped Folding Lower Receiver
Patented SA-15 Stripped Folding Lower Receiver. No adapter required - revolutionary folding mechanism built into the receiver. 7075-T6 billet aluminum construction. Build your custom folding AR-15 rifle or pistol. Made in USA with lifetime warranty.
$375.00
SA-4 Complete Non-Folding Lower Receiver w/Rifle Stock - 5.56/300blk
Complete billet AR-15 lower receiver machined from 7075-T6 aluminum, featuring B5 Bravo stock, ALG Advanced Combat Trigger, and Radian safety selector—the perfect foundation for your precision build.
$399.99
SA-4 Non-Folding Stripped Billet Lower Receiver
The start of your perfect non-folding build. If you don't know your local FFL, we will help you find one after checkout.
$149.00
SA-9 Gen2 Stripped Folding Lower Receiver - 9mm
GLOCK® 9mm magazine compatible AR-15 style folding lower receiver - stripped.
$399.99
Min:
$149.00
Max:
$630.00
$149
$630
