Most Ripper registers have a behind the front nameplate or under the drawer. If the key is lost, a locksmith specializing in antique lever locks can pick it easily. Alternatively, remove the bottom plate (four screws) and manually release the latch.
The is not a product you can buy; it is the silent witness to every transaction, every override, and every theft attempt. Whether you are a small boutique owner worried about employee cash theft or a CISO at a big-box retailer securing against RAM scrapers, the register's internal storage holds the truth.