{
    "parameterSets": {
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            "CHAMBER_DIAMETER": "0.81",
            "CHAMBER_LENGTH": "2.75",
            "INTERNAL_TAPER_LENGTH": "0.375",
            "RIM_DIAMETER": "0.87",
            "RIM_HEIGHT": "0.0576",
            "RIM_TAPER_HEIGHT": "0.02"
        },
        "12ga 4130": {
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            "CHAMBER_DIAMETER": "0.81",
            "CHAMBER_LENGTH": "2.75",
            "INTERNAL_TAPER_LENGTH": "0.375",
            "RIM_DIAMETER": "0.87",
            "RIM_HEIGHT": "0.0576",
            "RIM_TAPER_HEIGHT": "0.02"
        }
    },
    "fileFormatVersion": "1"
}
