Thats odd. I have 2 SW99 Mags for my P99c 40. cal, I have not any any issues yet,, Maybe the mags are defective, As for the slide not locking after last round try pulling mag apart and stretch the spring a little.
1 - 1 of 1 Posts
This is an older thread, you may not receive a response, and could be reviving an old thread. Please consider creating a new thread.