Shield Arm’s SA-14 Multi
$645.00
Description
Shield Arms SA-4 / SA-15 Multi-Caliber Receiver Specs
If you are looking at a multi-caliber Shield Arms lower receiver (like the SA-4 or SA-15 billet lowers), the core specifications include:
- Material: 7075-T6 aircraft-grade billet aluminum
- Finish: Matte black hard-coat anodized (Mil-8625 Type 3 Class 2)
- Caliber Marking: MULTI (compatible with .223/5.56, .300 BLK, 6.5 Grendel, 7.62×39, etc.)
- Stripped Weight: ~8.4 oz
- Key Features: Built-in upper tension screw, threaded bolt catch pin, and precision-machined beveled mag well






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