The Armscor Meriva and Rocki CR103 Meriva are both pump-action shotguns manufactured by Armscor/Rock Island Armory. They are often referred to as the Armscor Meriva series or the Rocki CR103 Meriva series, but they are essentially the same firearm with different branding.Here are some key details about the Armscor Meriva and Rocki CR103 Meriva shotguns:

1. Action: Both shotguns utilize a pump-action mechanism, requiring the user to manually cycle the forend to chamber a new round after each shot.
2. Gauge: The Meriva shotguns are typically available in 12-gauge or 20-gauge options. However, it’s important to note that specific models or variants may have different gauge options.
3. Capacity: They commonly come with a tubular magazine with a capacity of either 4+1 or 5+1 rounds, depending on the shotgun’s specific configuration.
4. Barrel Length: The barrel length of the Meriva shotguns can vary. Common options include 18.5 inches or 20 inches, which are popular for home defense and tactical purposes. However, longer barrel lengths for hunting or sport shooting may also be available.
5. Choke: The shotguns typically feature a fixed cylinder choke, which provides a wide shot pattern suitable for close-range engagements.
6. Stock and Furniture: The Meriva shotguns generally have synthetic stocks and forends, providing durability and resistance to weather conditions. Some models may also feature a pistol grip or adjustable stock options for enhanced ergonomics.
7. Sight Options: They often come with a front bead sight, which is a simple dot or post located at the front of the barrel. Some models may also have a Picatinny rail on top of the receiver to mount additional sights or accessories.
8. Safety: The shotguns typically include a manual safety mechanism, allowing the user to engage or disengage the safety as needed.

It’s worth noting that Armscor and Rock Island Armory may offer different variations or configurations within the Meriva shotgun series, so it’s recommended to consult their official websites or contact a reputable firearms dealer for the most up-to-date and accurate information on specific models or variants.