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Defiance Machine

Defiance Machine manufactures some of the finest custom rifle actions available today. At Murphy Precision, we manufacture Picatinny style scope mounts in Stainless Steel or Titanium that are held to the same high standards. If you need a lightweight titanium Picatinny scope mount for your Medium (short) action Tenacity or AnTI, or you need a precision stainless steel mount for your long action Tenacity or AnTI, we have you covered.
If you have any questions, please don't hesitate to ask about model application or availability.
You can find cheaper mounts, but you won't find any better. We're so confident of that, we put our family name on every one.