sigsauer maintenance guides online
I am a newbie, so these helped me a lot! They are mostly standard cleaning procedures, but there are specific details worth seeing.
Originally Posted by barnstormer
if the magazines are all the same, you only need to depress the small tab in the hole on the bottom of the magazine, then the plate will slide off to the side. (the cleaning and maintenance intro video shows the procedure at about the 2:20 mark)
I hope this helps, cheers!