Buffalo Bore Ammunition Heavy 44 S&W Spl 180 Gr Jacketed Hollow Point JH. Likewise it is safe for use in all 44 magnum chambered firearms. This Barnes X type bullet will expand on flesh and bone and penetrate more deeply than most expanding lead core bullets of the same weight. Specifications for Buffalo Bore Ammunition 14A20 Heavy 44 S&W Spl 180 Gr Jacketed Hollow Point (JH: Manufacturer: Buffalo Bore Ammunition Caliber: .44 Special Number of Rounds: 20 Bullet Type: Jacketed Hollow Point (JHP) Bullet Weight: 180 grain Cartridge Case Material: Brass Muzzle Velocity: 1150 ft/s Application: Protection Primer Style: Centerfire What is Buffalo Bore Ammunition 14A20 Heavy 44 S&W Spl 180 Gr Jacketed Hollow Point (JH good for? The manufacturer suggests that it is good for protection.