Best gun lock on the market! CA Approved. The 3 in 1 Instant Access gun lock Features 3 levels of safety and security - Instant Access, key locking and cable secured (cable included). With this gun lock you choose to use one, two or all three levels of security. Adjustable steel pins customize the gun lock to fit most handguns, rifles and shotguns. Keep your firearm protected whether you are a police officer or shooting hobbyist.