The Defiance Pistol, known formally as the DMK22P-SB, is a pistol version of the Defiance .22LR rifle, equipped with an SB Tactical SBX-K Arm Brace. The Defiance features forged aluminum receivers, and is compatible with Ruger 10/22 aftermarket barrels. The Defiance is capable of feeding from many .22LR AR magazines, although only the Defiance magazines manufactured for the rifle will activate the bolt hold open function. The Defiance is also noted as being compatible with:
– Most MilSpec furniture
– Most MilSpec AR15 triggers
– Most MilSpec charging handles