Ruger-57 5.7x28mm 20-Round Magazine

Designed and manufactured to Ruger® factory specs, the Ruger-57™ 5.7x28mm 20-Round Magazine is a genuine OEM magazine, equipped with a durable black oxide-finished steel body with numbered witness holes for quick, visual round counts on the fly. The high-tensile steel spring and polymer follower ensure smooth, reliable feeding. The removable polymer floor plate offers a flush-fit profile for snag-free carry, as well as simple disassembly for quick cleaning and maintenance, while the precision-engineered design provides a sure fit for dependable, field-ready performance you can depend on.