California and other states have imposed restrictions on detachable magazine capacities. The most popular limit is on the AR-15 sporting rifle. The AR rifle was designed for a 30-round mag, yet many states consider a magazine with a capacity over ten rounds to be a threat to society. While we agree that this is ridiculous, intellectually lazy legislation, we provide a solution to freedom-loving, law-abiding gun owners with our 10/20 and 10/30 riveted and blocked gun mags.
Most people buying rifles wanted a magazine weapon, something they could "load on Sunday and shoot for the rest o the week "as the American Civil War joke had it. Learn about the 7 types of gun mags in this article from GunMags.com