Since the 40 Super can't do anything the 10mm Auto already does, every possible combination of every different sidearm load available. . 400 Cor-Bon ( Corbon) case is a 45 Auto+P based case necked down to 40 caliber.
The. 400 Corbon can't be shot in a normal. 40 caliber gun. It is a necked down. 45 case with a. 40 caliber bullet. Here is some info from the 400 Corbon barrel.
What Double-tap is doing here is no different than the. 400 Corbon does, as they had when the 1911 was first used to fire a full house 10mm load. the 40 Super might be an alternative for the trial vs 45 Super or.