What's in the Box Backup 99mm Derringer In Black Safety Lock Wrench Owner's Manual Designed for easy concealment when you need it, the Bond Arms Backup features a textured stainless-steel frame and bead-blasted anti-glare barrel designed to fire 9mm with its 2.5" barrel. For deep concealment or as a backup to your main carry, the Bond Arms Backup gives you proven stopping power in a package that can be carried comfortably all day without adding bulk. Firearm Features Glare resistant stainless-steel barrel Patented rebounding hammer Retracting firing pins Spring-loaded cammed locking lever Cross-bolt safety Firearm Specifications Manufacturer: Bond Arms Inc Model: Backup Derringer Caliber: 9mm Barrel Length: 2.5" Overall Length: 4.5" Finish: Stainless Steel Grips: Black Rubber Sights: Fixed Sights Capacity: 2 Shot Additional Features: Single Action