Ruger 90484 Mini-14 20rd 300 Blackout Black Steel
https://www.tandktactical.com/shop/736676904846-ruger-90484-mini-14-20rd-300-blackout-black-steel-219
https://www.tandktactical.com/web/image/product.template/219/image_1920?unique=899f302
This replacement or spare magazine is compatible with your Ruger Mini-14. Made in the USA.
