Webany extension to the 12 round p365x / p365 xl magazines would end up about the length of the 17rd magazines but only 15 rounds.
For all the above reasons and the fact sig on.
Transform your standard p365 into the extended grip.
Webjun 29, 2024 · extend your p365 9mm 12rd magazines to 15 rounds.
Sig p365 9mm magazine extension is made in usa;
Innovative patented design for 100% reliable.