Compatibility: Specifically designed for the Barra 1866 air rifle, these cartridges accommodate .177 caliber BBs or pellets.

Capacity: Each cartridge holds a single .177 caliber BB or pellet.

Operation: After loading the ammunition into the cartridge, it is inserted into the rifle's magazine. The lever-action mechanism chambers the cartridge, and upon firing, the spent cartridge is ejected from the top of the receiver.

Maintenance: Regular cleaning of the cartridges is recommended to ensure optimal performance and longevity.