PISTOL: ABC RIFLE COMPANY MODEL ABC-15 PISTOL, SERIAL NUMBER ABCR-13890, BLACK (MATTE), YES - INCLUDES ORIGINAL BOX AND PAPERS, 4, 300, SEMI - AUTOMATIC Notes: ABC Rifle Company ABC-15 Pistol - Black - .300BLK - 5" Barrel The ABC Rifle Company ABC-15 Pistol is an AR-pattern firearm offered by ABC Rifle Company. Official Maryland handgun-roster records identify the ABC-15 Pistol in 5.56 NATO, 7.62x39mm, and .300 Blackout, although exact configuration details can vary by production version. The model was approved for the Maryland handgun roster in 2024, with subsequent roster listings continuing to identify these chamberings. Manufacturer: ABC Rifle Company Model: ABC-15 Pistol Type: AR-pattern pistol Platform: AR-15 style Documented calibers: 5.56 NATO, 7.62x39mm, .300 Blackout Action: Semi-automatic Operating system: Gas-operated, AR-style design Magazine: Detachable magazine; capacity depends on the specific configuration and applicable law Configuration: Compact pistol configuration derived from the AR-15 platform Use: Recreational shooting, range use, and lawful sporting applications Important: Barrel length, handguard, stock/brace configuration, sights, finish, and other specifications can differ between individual ABC-15 configurations.