Ruger SFAR Black 7.62x51mm NATO/308 Winchester Rifle Magazine - 20 Rounds - Compatible withSFAR Rifle Series. This 20-round single feed magazine fits the Ruger Precision Rifle and SR-762 chambered in .308 Win & 7.62. The 410 stainless steel body provides strength and durability while the POST & HOLE adds strength, durability and robotically-welded precision. The mags LIPLOCK technology keeps rounds secured and aligned. The Advanced Geometry Follower remains level for consistent feeding while the EVERFLEX anti-fatigue spring technology ensures long life and reliability. The magazine is finished in a T-360 total coating technology for enhanced performance & cleaning. This DURAMAG magazine is made in the USA by C Products Defense.