@thedailyshooter76 just did an AR-15 featureless video showing how to set up an California AR while keeping a standard mag release.
This video shows how to easy make an AR-15 featureless using two simple devices. The CROSS ARMORY Stock Lock and the AIM SPORTS MSR Grip. This allows the user to use a standard magazine release. Links Below
Use Discount Code TDS5 at https://msrarms.com/ and save some $$
Featureless MSR Grip
Cerakote by Los Angles Cerakote