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SP223 Lower Receiver
Specifically designed for serious tactical shooters, the SP223 has features not found on standard AR lower receivers that significantly improve handling and performance. The Seekins Precision Enhanced Bolt Catch and Ambi-release feature comes standard on the SP223. Custom screw-in dowel pins eliminate the use of roll pins, hammers, and pin punches making assembly simple. The SP223's unique design provides improved function, always keeping you at peak performance.