Sentinel Arms Corp. Street sweeper shotgun  model striker 12

12 ga shotgun

12 round drum. 18 inch barrel, full stock  overall length 37 inches

I purchased this gun as a used-new shotgun ( supposedly unfired ) in mid 1997,  I've put 24 rounds thru it. It operates as it should. 
This is a registered class 3 Destructive Device

Buyer pays all ATF Transfer fees