Cobalt CK-PRO receiver set with 6.75-inch configuration. Precision-engineered components for AR platform builds. Professional-grade construction for reliable performance.
The Cobalt CK-PRO receiver set represents a solid foundation for your AR-platform rifle build. This 6.75-inch configuration delivers the precision and reliability you need for both range work and practical shooting applications.
This receiver set provides the critical foundation components needed to build a functional AR-platform rifle. Whether you're a seasoned builder or new to the platform, quality receiver components are essential to overall accuracy and reliability.
The receiver set is the starting point for any AR build. Pair it with quality upper components, a reliable bolt carrier group, and proper assembly techniques to create a rifle that will serve you well for years to come. Take your time during assembly and ensure all components are properly torqued and aligned.