SanTan Tactical Pillar Lower/Upper Receiver Set OD Green Multi-Cal

San Tan Tactical STT-15L Features The STT-15L Pillar Lower/Upper Receiver Set is built to maximize structural integrity and improve rifle performance making it an ideal foundation for high-end AR builds. The 7075 billet aluminum construction provides superior strength compared to forged alternatives ensuring long-term durability under rigorous use. The anodized Olive Drab Green finish adds corrosion resistance while giving the rifle a distinctive aesthetic appeal. This receiver set includes