This is for Airsoft Mk23 (STTI or ASG) pistol single magstack spacer.
If your pistol not feeding, because of bad magazine lips, you
can get help from here.
It will reduce bb´s till 15, but they will not stuck anymore, because of bad
magazine lips quality.
For working you must have 6mm spring. Can be obtained from some old single stack magazine. Or from aliexpress.
Spring should be longer approx 4cm than magazine, to have force for pushing bb´s.
Post-Printing
Depends of printer setting, you may have need
to gring down some plastic, from top end.
Custom Section
Working with PLA, Petg, Nylon, ABS, ASA.
Not need for special printer, its lie and myth.
Correct configured printed will print almost same quality
as expensive ones. Just reduce speed and make layes thinner. for example 0.15