The Shield Arms SA-15-SLU Stripped Folding Lower Receiver is a versatile AR-15 component, designed for those seeking a modern foundation for custom rifle builds. This lower receiver features a proprietary built-in folding mechanism for compact storage, not relying on an external adapter, making it unique among AR-15 lowers.
Built-in folding mechanism integrated into the receiver
Machined from 7075-T6 billet aluminum
Black hard-coat anodized per Mil 8625 Type 3 Class 2
This receiver is compatible with most standard AR-15 components and magazines and is marked for multi-caliber use, offering flexibility for builders. Its precision machining, enhanced features, and innovative design make it suited for advanced rifle projects.