This is a factory OEM Ruger 10/22 22LR 25 RD Magazine which comes in this 2 pack. Holding up to 25 rounds each of .22LR you’ll be able to spend more time shooting and less time loading magazines. Ruger is well-known for their commitment to quality in their firearms and accessories and this magazine represents just that. With its construction made of advanced-grade polymer it will endure the most severe conditions. Its stainless steel feed lips and constant-force spring with provide consistent feeding round after round.