There is a thing imminently fulfilling about making use of any lever motion – which include just one chambered in .410. You might want to argue it’s not a real bullpup, but dang, it’s close more than enough. The SRM 1216 is often a semi-automobile shotgun that uses a tube-model https://glocknation.com/product/rock-island-traditional-single-shot-410-gauge-20-shotgun-ss-104/