This BX-15 detachable magazine is constructed of ploymer with a black finish and has been tested and proven to feed as reliably as the standard BX-1 10-round Ruger rotary magazine. It is compatible with your 10/22 Rifle, SR-22 Rifle, 22 Charger Pistol, .22 LR Ruger American Rimfire Rifle and .22 LR Ruger 77/22 Rifle.
|Caliber||22 long rifle lr|
|Model Fit||10/22, SR-22,77/22|
Determined at checkout.