Barnes vor-tx handgun hunting ammunition loaded with the xpb bullets offers double-diameter expansion, maximum weight retention and excellent accuracy.The xpb bullets provide maximum tissue and bone destruction, pass-through penetration and devastating energy transfer.Bullets open instantly on contact - no other bullet expands as quickly.Nose peels back into six sharp-edged copper petals destroying tissue, bone and vital organs for a quick, humane kill.Caliber: 10mm AutoBullet Type: Barnes XPBBullet Weight: 155 grMuzzle Energy: 455 ft lbsMuzzle Velocity: 1150 fpsRounds Per Box: 20Boxes Per Case: 10Application: Performance,ProtectionCasing Material: BrassHazair: YesAmmunition cannot be shipped to a P.O. Box, please use a physical address during checkout. For restricted state buyers (CT, IL, MA and NJ), please email a copy of your state's credentials, and a photo ID along your order number to ffl@firearmsdepot.com&nbsin 5 business days to avoid cancellation and refunding your order. For California 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 ffl@firearmsdepot.com 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