Congrats on your purchase. To try to answer your question, when I had one I spent a long time trying to find a 10/25 magazine for it and never could.
Enjoy trying to thoroughly clean it after a range trip. I gave up on thoroughly cleaning mine after the 2nd range trip and a nightmare of phillips screws to get the action out of the plastic shell. Reliable and accurate rifle, complete PITA to clean.
Any man who afflicts the human race with ideas must be prepared to see them misunderstood. - H.L Mencken
Hokey religions and ancient weapons are no match for a good blaster at your side, kid. - Han Solo
"Moms Demand Action" sounds less like a gun control group and more like the title of a porn flick from the mid-90s.