[MeanWestTexan]

That’s quite the magazine if it holds 200 rounds.

Be a tad heavy I would think.

I don’t think they exist outside of novelty weapons or perhaps a crewed machine gun.

[No name given]

I’d say it’s only found in crew manned machine guns.

[DaiHuy]

“I don’t think they exist outside of novelty weapons or perhaps a crewed machine gun.”

Even at that it would most likely be belt fed.