r/canadaguns • u/General_Friendship87 • Jul 27 '26

Fix my gun Ati pro mag install

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Hi sorry for asking this very basic question but idk what I’m doing. Trying to install this pro mag but idk what to shave and what not to. Any guidance and help would be appreciated.

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u/N1GHTSQU1R3LL Jul 27 '26

If the bolt is stock and closed you can't insert or drop a detachable magazine. There are two "fins" on either side of the bottom of the bolt that need to be ground off if you want to insert or detach a magazine, or just remember to leave the bilt open.