Kel-Tec KSG 12 Gauge Bullpup Pump-Action Shotgun with 18.5 Inch Barrel, 3 Inch Chamber, and Picatinny Rails
This Kel-Tec KSG is a U.S.-made bullpup pump-action shotgun built around a dual parallel tubular magazine layout. It is chambered for 12 gauge with a 3 inch chamber and has an 18.5 inch barrel with a cylinder bore. This example is marked "KEL-TEC CNC INC.", "KSG", "COCOA FL USA", "12 GAUGE 3"", and "PATENTS PENDING", and it is set up with a full-length top Picatinny-style rail and a bottom Picatinny rail segment on the forend.
Condition
Overall Condition: Very good condition, showing only light, superficial signs of prior handling or use.
Specific Condition Notes: The firearm shows signs of wear and handling with scratches and blemishes.
Bore Condition: Excellent - clean, mirror finish, no signs of wear.
What’s Included
- Original case
- Rail-mounted vertical foregrip (marked "RUG"), installed
The KSG uses a compact bullpup layout and a pump forend, with synthetic/polymer used for the frame, stock, and handguard. The length of pull is 13.0, and the shotgun is configured with a fixed stock.
This example features a full-length top Picatinny-style rail with visible position marks (such as T2/T4/T6/T8/T10). It also has a bottom Picatinny rail segment on the forend, and the included rail-mounted vertical foregrip is installed.
The barrel length is 18.5 and the bore is cylinder. It is chambered for 3 inch shells, with documentation-based capacity described as up to 7+7+1 with 2 3/4 inch shells or 6+6+1 with 3 inch shells. The provided capacity specification is listed as 14+1.




