5 grain

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  1. H

    Unknown 5 grain 38mm CTI Motor

    I have an unknown CTI 38mm 5 grain propellent kit, I weighed the grains minus the pyrodex pellet and came up with 362.36 grams. Im wondering if the cardboard sleeves are included in the propellant mass figure and if the case itself is included in the total mass figure. The reload kit looks to be...
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