The Ruger American® Rifle .22-250 Remington 4-Round Rotary Magazine is a genuine Ruger factory magazine, featuring a durable, yet lightweight polymer body, precisely molded to deliver a snug, wobble-free fit. The rotary design maximizes the magazine’s capacity, without forfeiting the compact profile, while simultaneously delivering smooth feeding operation. Plus, the pivoting locking lug offers easy removal and a secure lockup when inserted into your rifle (not included).