The present disclosure relates to a modular fastener gun comprising at least a gun body that can accept any number of fastener cartridges using a same connection assembly mechanism. In one example, a fastener cartridge comprises a fastener box used to hold fasteners, the fastener box including a first alignment structure and a second alignment structure, the first alignment structure used to detachably connect the fastener cartridge to a fastener gun body, and the second alignment structure used to lock the fastener cartridge to the gun body. In this way, a plurality of fastener cartridges that each can house different fastener types, can readily be used with a same fastener gun.

The present disclosure relates to a modular fastener gun comprising at least a gun body that can accept any number of fastener cartridges using a same connection assembly mechanism. In one example, a fastener cartridge comprises a fastener box used to hold fasteners, the fastener box including a first alignment structure and a second alignment structure, the first alignment structure used to detachably connect the fastener cartridge to a fastener gun body, and the second alignment structure used to lock the fastener cartridge to the gun body. In this way, a plurality of fastener cartridges that each can house different fastener types, can readily be used with a same fastener gun.