Benjamin RC2210 Mardauder 22Cal Black Plastic
https://www.tandktactical.com/shop/028478131545-benjamin-rc2210-mardauder-22cal-black-plastic-11389
https://www.tandktactical.com/web/image/product.template/11389/image_1920?unique=5df0383
This ten shot auto-indexing magazine is for 22 caliber Marauder rifle.
