Quick Tip: Using a tilt verses an anti-tilt follower in your AR-15 magazine.
Guntech Steve goes over the subtle differences in the tilt and anti-tilt followers in your AR-15 magazines.
WARNING: Never attempt to disassemble or reassemble a firearm unless you are absolutely certain that it is empty and unloaded. Visually inspect the chamber, the magazine and firing mechanism to be absolutely certain that no ammunition remains in the firearm. Disassembly and reassembly should follow the manufacturer’s instructions.