Doubletap made this round for home defense and personal protection. Using premium Nosler Jacketed Hollow Point bullet that will expand rapidly, transferring all of the rounds energy into the target and not have the risk of over penetrating.
Doubletap's Ballistic Test Results
Glock 21 6" barrel
1911 5" Barrel.
(** Approximate velocity. Resulting velocity may vary and will be listed on each box)