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Defiance Tenacity Action

Defiance Tenacity, chambered in the caliber of your choice


  • Receiver made of pre-hardened aircraft-certified 416 stainless steel with integral recoil lug.
  • Bolt made of pre-hardened aircraft-certified 4340 chrome moly with recessed bolt lugs, utilizing a mini-16 extractor and plunger ejector.
  • Receiver barrel threads are 1.0625” X 16 T.P.I. (Rem. 700 thread dia. and pitch)
  • Actions available in Medium (Rem. SA), Long (Rem. LA) length to accommodate popular factory chamberings, integral recoil lug included.
  • Medium length actions available in .223, .308 and Magnum bolt face.
  • Long length actions available in .30-06 and Magnum bolt face
  • Available in right & left hand
  • Stainless steel, 20 MOA picatinny scope mount, attached with 8-40 screws, and 1/8” hardened dowel pins
  • Works with hinged floorplates and center feed detachable magazines
  • .308 available with AICS/AW magazine cut (detachable mag only)
  • 2.0# (32 oz.) approximate weight with scope mount
  • Close tolerance preserved: All material pre-hardened prior to machining to prevent changing tolerances during heat treat.
  • Receiver machined from one piece of pre-hardened 416SS.
  • Wire EDM-cut, full-length lug ways result in smooth bolt operation.
  • Bolt machined from one piece of pre-hardened 4340 chrome moly, and threaded for interchangeable knobs.
  • Primary extraction design significantly increases initial extraction and ensures smooth bolt cycling.