Bond Arms Snake Slayer - Stainless Steel with engraved rosewood handles! 3 interchangeable double barrels: 1. 410 shot shell/.45 colt 2. 9 mm 3. 22 long rifle. The Derringer came with the 410 (3") shot shell/45 colt, we purchased the 9mm and 22long separately. Amazingly 10 additional barrels are available - see photos. Great engineering! Striking highly polished elegant pistol! Well made classy cross draw holster!-never used. Only the 22lr barrel lightly used one time. Other barrels never used. Orginal owner! Truly just like new! Downsizing- see other listing's. Have questions please let me know. Must be over 21, Texas driver's license, LTC/CHL, and sign bill of sale. Meet at Brookshire's on hwy 155 South & Cr344 Flint address.