This is a Ruger Precision Rimfire BX-15 Magnum magazine in .17HMR/.22 WMR
Featuring stainless steel feed lips, “constant force” steel springs, high-visibility anti-tilt followers, and glass-filled nylon construction, these Ruger BX-15 Magnum magazines are a durable upgrade for your favorite magnum rimfire Rugers.
Incorporating proven technology from Ruger’s previous BX and JMX magazine designs, these BX-15 Magnum magazines are engineered for long-lasting reliability and years of consistent feeding.
The BX-15 Magnum is compatible with the Ruger Precision Rimfire chambered in .17 HMR and .22 WMR, Ruger 77/17, Ruger 77/22 and Ruger American Rimfire rifles chambered in .17 HMR and .22 WMR.
Pick up a few BX-15 Magnum magazines for your Ruger Magnum Rimfire today!
