Underwood Ammo Handgun Ammunition Features This Underwood Ammo load is chambered in .38 Special +P and built around a 125 grain Full Metal Jacket bullet with a 0.357 inch diameter giving it consistent feeding and predictable performance shot after shot. The FMJ construction combining brass and lead resists deformation in the barrel and helps keep point of impact consistent across a shooting session. At a muzzle velocity of 1250 feet per second and 434 ft lbs of muzzle energy this load is supersonic and travels faster than the speed of sound. The bullet carries a sectional density of approximately 0.140 reflecting how well its mass is distributed along its axis for penetration. The nickel plated brass case resists corrosion and feeds smoothly and Underwood Ammo also notes this load is safe to use in a suppressor for shooters running a can on their revolver or pistol. Each box contains 20 loaded rounds giving shooters a practical quantity for a range trip or practice session. Manufactured by Underwood Ammo this .38 Special +P FMJ load is a straightforward choice for shooters looking for dependable ammunition in this caliber. It suits range practice training and general use where consistent FMJ performance is the priority. Underwood Ammo Handgun Ammunition Specifications Manufacturer: Underwood Ammo Caliber: .38 Special +P Bullet Type: Full Metal Jacket Bullet Weight: 125 Grains Bullet Diameter: 0.357 Muzzle Velocity: 1250 fps Muzzle Energy: 434 ft lbs Case Material: Nickel Plated Brass Rounds Per Box: 20 Available At: GrabAGun