Since new +10 round magazine bodies will be date stamped, they won't be able to be sold to or used by non LEOs or non military. The only "rebuild kits" will have to be manufactured prior to the date of a potential taking affect. No silver lining.
NRA Certified Pistol, Rifle, Shotgun and Metallic Cartridge Reloading Instructor
California DOJ Certified Fingerprint Roller
Ventura County approved CCW Instructor
Offering low cost private basic shooting and reloading classes for calgunners.