Qu es un ecosistema? Forestal Maderero Dnde est el desierto ms seco del mundo? MNML Club Reclub MNML Club Reclub First Defense 1.3% MK 4 Stream OC Aerosol MNML Club Reclub. The 3 oz. MK 4 canister will deliver 20 25 short bursts of OC at an effective range of 10 12 ft.? The stream delivery method provides a target specific, strong concentrated stream for greater standoff. The 1. 3% MC red banded canister indicates the major capsaicinoid level which is discharged at the nozzle at time of use.? 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. The MK 4 is an ideal size for patrol officers to wear on a duty belt and will deliver 20 25 short bursts of OC at an effective range of 10 12 ft. This 1. 3% MC OC aerosol product utilizes a stream delivery method providing a target specific, strong concentrated stream for greater standoff.