Don't worry about getting locked out of your cash drawer with these APG
A9 Keys for Series Classic, Series 4000, and Seriess 6000 Drawers. The
set includes 2 keys with the A9 code, which works on all drawers with
the A9 locks. Specifically, they are compatible with the APG cash
drawers in the Classic, 4000, and 6000 series. It's the ideal set of
replacement keys to always have on
hand in case of emergencies.