This is a Savage known as the 220 chambered in 20 Gauge 3", model 22313.
Redefine slug accuracy with the 220 Thumbhole Stainless Slug Gun. The bolt-action platform is built like a rifle with features including the user-adjustable AccuTrigger system and a button-rifled" 22-inch" stainless steel barrel. It offers an oversized bolt handle and a gray wood laminate thumbhole stock. The receiver has a one-piece rail for mounting the scope of your choice" and the detachable box magazine holds two 20-gauge slugs.
Features:
Bolt-action slug gun
22-inch stainless steel rifled barrel
Gray wood-laminate thumbhole stock
Oversized bolt handle
User-adjustable AccuTrigger, 1.5 to 6 pounds
One-piece rail