Magnum research has developed a new, fast, powerful.44 caliber pistol cartridge.The 429 de (desert eagle) was designed to enhance the famous and powerful desert eagle platform.This cartridge has a 25% velocity increase and 45% energy increase over a 44 mag (240 6" barrel).Based on the famous 50 ae cartridge, the 429 de is made with starline brass, and loaded by hsm in montana with sierra bullets.Caliber: 429 DEBullet Type: Jacketed Hollow Point (JHP)Bullet Weight: 210 grMuzzle Energy: 1428 ft lbsMuzzle Velocity: 1750 fpsRounds Per Box: 20Boxes Per Case: 10Casing Material: BrassHazair: YesAmmunition cannot be shipped to a P.O. Box, please use a physical address during checkout. For restricted state buyers (CT, IL, NJ), please email a copy of your state's credentials, and a photo ID along your order number to [email protected] within 5 business days to avoid cancellation and refunding your order. For California, Massachusetts and New York buyers, please have your dealer email us a copy of their FFL or Ammo Vendor License along with your order number to [email protected] within 5 business days to avoid cancellation and refunding your order. Your order will not ship without us receiving this information. Thank you for your cooperation