.308 AICS Magazine - 2 Round Base Plate Extension

Print it in PETG if you want it to last; I prototyped it in PLA and it was surprisingly OK. I am printing it base down 100% fill. It has a hole for an M2.5 set screw to be added for retention but it seems to stay ok with just friction.

I use only 1 or 2 perimeter shells and turn my cooling fan to 30% when printing horizontal i.e. base down with JV EXTENDER on build plate. It was breaking and delaminating at the retention slot prior to this. It is coming out very strong now, I think the pe