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Defense Technology First Defense Inert MK-4 Stream OC Aerosol

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Item #: 1011753 DEF TECH

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The First Defense Inert formulation provides the same functionality and targeting properties as active product duplicating the delivery system for training purposes. The MK-4  will deliver 20-25 short bursts of OC at an effective range of 10-12 ft. This inert aerosol product utilizes a stream delivery method providing a target-specific, strong concentrated stream for greater standoff.  



Non-flammable / Electronic Discharge Weapon (EDW) safe.



  • The stream delivery method provides a target-specific, strong concentrated stream for greater standoff.
  • The green canister represents the inert training units which duplicate the delivery system for live products. 
  • The MK-4 is an ideal size for patrol officers to wear on a duty belt. 
  • This formulation has been tested and is non-flammable and Electronic Discharge Weapon (EDW) safe.
  • Defense Technology® First Defense® OC Aerosols are produced in an ISO rated manufacturing facility.
  • All Major Capsaicinoid percentages (MC%) are verified by an Independent Laboratory for quality assurance.




Please contact Curtis Blue Line for ordering information and in-depth product specifications.