This large format bolt-action pistol is designed to be the most versatile single-shot pistol available. The barrel is removable to reduce length and pack away or convert to another caliber - Short Barrel Rifle (SBR) Kit Available to add Stock (All NFA Laws Apply) - 1/2x28 Threaded Muzzle - Suppressor Ready - Caliber Swap is Easy with just a Bolt Face and Barrel Change - Optics-Ready Picatinny Rail - Made in USA - Veteran Owned And Operated - Specifications - Caliber: 5.7X28MM - Action: Bolt-Action - Length (Barrel Detached): 7.1 - Firing Length (Barrel Attached): 11.5 - Height: 6.88 - Thickness: