European American Armory, AKKAR, Pump, 12 Gauge, 3.5" Chamber, 18.5" Barrel, Black, Synthetic Tactical Stock with Pistol Grip, Optic Mount Rail, 5 Round Shotgun Thumbhole Stock And Akkar Shotgun Stock is best in online store. I will call in short word as Shotgun Thumbhole Stock And Akkar Shotgun Stock For folks "MSS" Akkar Firearms, CZ 612, 12ga, no box, see pics. I made a horrible mistake while ordering a shotgun, Dan was able to fix the issue with no issues and was extremely helpful, he is a credit to your...Akkar Terminator shotgun review. Specs: Caliber: 12 gauge Barrel Length: 13.5 inches Length (with pistol grip): 25 inches Length (with buttstock): 33.5 inches (approximate) Magazine Capacity: 4 shells (2 3/4 and 3 inch shells) Outline: 1. Unboxing 2. Technical Specs 3. Controls 4. Disassembly & Reassembly (Skip to 6:27.