Other Details Manufacturer: Weatherby Manufacturer Part Number: H338225IL Boxes Per Case: 10 Bullet Type: InterLock Caliber/Gauge: 338 WBY RPM Case Material: Brass Dimension: 1.55 X 3.85 X 6.05 Grains: 225 gr Muzzle Energy: 3917 ft lbs Muzzle Velocity (fps): 2800 fps Reloadable: Yes Units per Box: 20 Cost per Round: 3.68