The listing, Gun lock (Pro Lok brand), brand new in package has ended.
The best type of gun safety lock because it has 3 different levels of locking method. Can be used with pistols and rifles. Brand new, in factory sealed packaging.
This usually goes for around $28 online. It provides instant access, with or without the key (via secret process of holding the lock in a certain way to open it immediately, like in case of an emergency). Also has a cable locking capability to prevent accidental discharge. CA state approved.
Product details from the manufacturer are here:
https://www.pro-lok.com/pc-132-95-gl650kd-instant-access-gunlock-keyed-different.aspx
Happy bidding!