[maxerickson]

That's a 30 mm cannon.

[ceejayoz]

C-RAM is 20, but a bulkier, less mobile system. Raw barrel size isn’t the only consideration.

[maxerickson]

My initial comment was mostly a remark on approaching it as a new problem and suggesting small arms, not a statement that I thought the existing system was optimized for all situations.

[TiredOfLife]

Look at the effective range of those things.

[maxerickson]

Compared to an M16 or what?