What's in the Box Taurus TX9 9mm Semi-Auto Pistol (2) 17-Round Magazines Cable Lock Owner's Manual Duty Ready. That phrase defines the philosophy driving the TaurusTX9. The TaurusTX9 is designed from the ground up for the toughest environments and maximum performance. Featuring the Taurus Modular System; a serialized modular chassis that enables end users to quickly swap frame sizes between the full size, compact, and subcompact. An ambidextrous slide release pairs with the reversible magazine catch, accommodating both left- and right-handed shooters. The TaurusTX9 uses industry standard dovetails for its iron sights, readily accepting many aftermarket options. The TaurusTX9 is Also optics-ready right out of the box, utilizing the existing Taurus T.O.R.O. System. The full-size TaurusTX9 has a 4.5 inch barrel and 17+1 capacity. 4 interchangeable backstraps enable additional customization, so shooters can properly fit the gun to their hands. No matter your mission personal protection, law enforcement, home defense, competition shooting the TaurusTX9 is Duty Ready. Firearm Features Striker-Fired Trigger Modular Grip Taurus Modular System Optics Ready Firearm Specifications Manufacturer: Taurus Model: TX9 Caliber: 9mm Barrel Length: 4.5" Twist Rate: 1:16.5" RH Finish: Black Magazine Capacity: 17 Rounds