You are bidding on a Coastal Gun Ultima silencer. Caliber is 9mm. This silencer is is good shape. The finish is in not in the best condition as you can see but still functions great. According to the ATF paper work Coastal Gun is the maker for this Silencer. It is our goal that you are 100 percent satisfied with our products and transaction. The buyer will have a 3 day money back inspection period after these items are received to your FFL. This will transfer direct to your Class III dealer tax free from our inventory on a form 3 efile.