Precision CNC machined steel takedown pin set for AR-15/M16 with black nitride finish and engraved Radian logo. Pins feature dimpled end for use with cartridge tip or punch, forward pivot pin includes fingernail groove around circumference of pin head for easier removal. Detents and springs included. Compatible with standard AR-15/M16 receivers. Features: CNC machined Fits AR-15/M16 Dimpled end for bullet tip or punch