"NOWLIN" stamped on the barrel which appears to be chambered in .38 super. There is a large muzzle break with Excaliber logo on the right side. The right side of the slide is engraved "Nowlin" with the American Pistolsmiths Guild logo behind the slide serrations. Standard SVI plastic frame, curved plastic trigger with overtravel adjustment, ambidextrous thumb safety, memory bump beavertail grip safety and a lightweight hammer. There is a scope mount with Picatinny rail mounted to the left side of the dust cover with a Leupold Deltapoint red dot sight with rubber cover. Comes with manual for red dot sight and sight adjustment tools.