Bond Arms Handgun Barrel .45/.410 3.5 Matte Finish with 3 Chamber 5EADE3A2 BE. 5 inch matte barrel will fit any and all orginal Bond Arms hand cannon frames (not Stinger). Whether you are looking to give your derringer a different look or expand the caliber capability of you favorite conceal and carry firearm you can be sure this Bond Arms replacement barrel will perform with the style and reliability you expect from Bond Arms. The following calibers do not have round extractors (image above may not reflect this): .40SW 9mm 10mm .45ACP .380ACP Features of Bond Arms Handgun Barrel .45/.410 3.5 Matte Finish with 3 Chamber: Different look or expand the caliber capability Perform with the style and reliability Fit any and all orginal Bond Arms hand cannon frames 3.5 inch matte barrel Replacement barrel Calibers do not have round extractors Package Contents: Bond Arms Handgun Barrel .45/.410 3.5 Matte Finish with 3 Chamber Like all Bond Arms Derringer barrels this 3.5 inch matte barrel will fit any and all orginal Bond Arms hand cannon frames (not Stinger). Whether you are looking to give your derringer a different look or expand the caliber capability of you favorite conceal and carry firearm you can be sure this Bond Arms replacement barrel will perform with the style and reliability you expect from Bond Arms. The following calibers do not have round extractors (image above may not reflect this): .40SW 9mm 10mm .45ACP .380ACP BEBABL35045410M