What's in the Box FN Five-seveN 5.7x28 Pistol (2) 20 Round Magazines Cable Lock Owner's Manual The FN Five-seveN pistol was developed in the early 1990s and features a cold hammer-forged barrel that is chrome-lined for extended service life. The polymer-framed FN Five-seveN offers single-action operation, low felt recoil, 20-round magazine capacity, and is equipped with an ambidextrous, forward-mounted manual safety, and an accessory rail that accepts tactical lights and lasers. Firearm Specifications Manufacturer: FN America Model: Five-seveN Style Number: 3868929354 Caliber: 5.7x28mm Barrel Length: 4.8 in Twist Rate: 1:9" Trigger Weight: 4.4-7.87 lb Sights: 3-dot, Adjustable Rear Sight Radius: 7.0 in Mag Capacity: 20-Rounds Overall Length: 8.2 in Width: 1.4 in Height: 5.7 in Weight: 21 oz (No Mag)