12 Gauge, 2-3/4" shells only. The Typhoon 12 comes with ONE, 5-round box MAGAZINE, with round count holes in the MAGAZINE that make it easy to determine the number of rounds remaining. The MAGAZINE well and polymer magazine are unique to the Typhoon 12. This version comes with a full length 18.5" barrel. Not available with breacher barrel.
This is a non-NFA item, and does not require a SOT to transfer.