GunBlocker is a simple yet innovative firearm lock that cannot be removed easily like standard gun locks.
http://gunblocker.com/index.html
A NEW BREED OF SECURITY
gunBlocker defies conventional gun-lock thinking and locks your guns from the inside. Once installed gunBlocker renders your firearm inert and inoperable in four ways;
locks the upper and lower receiver together
blocks the magazine well
blocks the action and trigger
obstructs the barrel.
Only with the gunBlocker removal device can gunBlocker be removed and the gun made functional – it offers security beyond comparison yet grants access to the owner in mere seconds.
WHY USE GUNBLOCKER?
Gun ownership is as much a responsibility as it is a natural right. Proper education and storage will always be the first line of gun safety, to that gunBlocker will provide additional peace of mind. GunBlocker can plainly be seen when installed in your gun, smartly showing you the gun is not operable.
Never let curiosity turn to tragedy, gunBlocker protects your family from unauthorized use of your guns by children, visitors, criminals or at-risk individuals better than any other gun lock on the market.