The Grey Ghost Precision Cornerstone Forged Lower Receiver is your ticket to constructing a dependable and robust AR platform. Crafted with precision to exceed Mil-Spec tolerances, this lower receiver ensures exceptional fit and finish, with critical dimensions maintained within +/-.001″. Begin your AR build with confidence using the Cornerstone forged lower, designed to accommodate both 223 Rem and 556NATO calibers with a durable black finish.
- Manufacturer: Grey Ghost Precision
- Model: Cornerstone
- Caliber: 223 Remington
- Caliber 2: 556NATO
- Finish: Black
- Action: Semi-automatic
- MPN: GGPC
- Type: AR
- Sub Category: Lower Receivers
