This magazine is fully compatible with AK brand like CYMA, Arcturus, Dboys, APS which can be found on our website, sometimes locking lugs needs to be a little modified.

Mid-cap magazines must be prepared in a particular way before the first usage. Steps that must be made:
· during the first usage, magazine MUST NOT be fully loaded with bbs,
· before the first usage, magazine SHOULD be oiled with silicon oil for better working,
· during the first usage, magazine SHOULD be loaded with few bb s and subsequently core out. After magazine SHOULD be loaded with 10 bbs more than the first time and subsequently core out. Activity *SHOULD* be repeated until full mag capacity will be achieved.
· REMEMBER if a magazine is stored, it MUST be empty,
· REMEMBER to regularly oil the magazine with silicon oil.