{
  "design": "21_2B",
  "reference": "26 split switch cages and removable front clamp",
  "controls": [
    {
      "control": "PTT",
      "body": "B3F-3150 supplied geometry",
      "capture": "integral reaction wall + actuator shoulder + two side walls + roof + screwed rear keeper",
      "rest_gap_mm": 0.14,
      "terminals": "0.35 mm perimeter clearance, preserved supplied pins",
      "assembly": "Rear load into open cage; install keeper using two M2x6 screws."
    },
    {
      "control": "VOLUME_UP",
      "body": "B3F-3150 supplied geometry",
      "capture": "integral reaction wall + actuator shoulder + two side walls + roof + screwed rear keeper",
      "rest_gap_mm": 0.14,
      "terminals": "0.35 mm perimeter clearance, preserved supplied pins",
      "assembly": "Rear load into open cage; install keeper using two M2x6 screws."
    },
    {
      "control": "VOLUME_DOWN",
      "body": "B3F-3150 supplied geometry",
      "capture": "integral reaction wall + actuator shoulder + two side walls + roof + screwed rear keeper",
      "rest_gap_mm": 0.14,
      "terminals": "0.35 mm perimeter clearance, preserved supplied pins",
      "assembly": "Rear load into open cage; install keeper using two M2x6 screws."
    }
  ],
  "parts": {
    "07_W_grille": {
      "valid": true,
      "solids": 1,
      "volume_mm3": 2468.6839050294093
    },
    "11_Speaker_cradle": {
      "valid": true,
      "solids": 1,
      "volume_mm3": 1064.9527856771142
    },
    "06_Status_lens": {
      "valid": true,
      "solids": 1,
      "volume_mm3": 63.44700451605682
    },
    "FRONT_SWITCH_REACTION_PLATE": {
      "valid": true,
      "solids": 1,
      "volume_mm3": 541.3995030983393
    },
    "09_Grille_bond_frame": {
      "valid": true,
      "solids": 1,
      "volume_mm3": 42.43579491001117
    },
    "02_Soft_grips": {
      "valid": true,
      "solids": 2,
      "volume_mm3": 29752.300548553034
    },
    "FRONT_SWITCH_GUIDE_AND_MOUNT": {
      "valid": true,
      "solids": 1,
      "volume_mm3": 1972.5504523922757
    },
    "12_Rear_alignment_lip": {
      "valid": true,
      "solids": 1,
      "volume_mm3": 1073.433942446345
    },
    "13_Microphone_seat": {
      "valid": true,
      "solids": 1,
      "volume_mm3": 368.99557428756736
    },
    "04_PTT_paddle": {
      "valid": true,
      "solids": 1,
      "volume_mm3": 4886.447809761123
    },
    "01a_Rigid_housing_front": {
      "valid": true,
      "solids": 1,
      "volume_mm3": 22863.949327896662
    },
    "14_Play_glyph_inlay": {
      "valid": true,
      "solids": 1,
      "volume_mm3": 1.0856440000000476
    },
    "03_Play_key_38mm": {
      "valid": true,
      "solids": 1,
      "volume_mm3": 4895.551498454593
    },
    "01b_Rigid_housing_rear": {
      "valid": true,
      "solids": 1,
      "volume_mm3": 25655.80367349927
    },
    "08_Acoustic_backing_REFERENCE": {
      "valid": true,
      "solids": 1,
      "volume_mm3": 553.8466991446792
    },
    "05_volume_down_key": {
      "valid": true,
      "solids": 1,
      "volume_mm3": 1052.4569308642515
    },
    "05_volume_up_key": {
      "valid": true,
      "solids": 1,
      "volume_mm3": 1051.1651563672058
    },
    "PTT_SWITCH_REAR_KEEPER": {
      "valid": true,
      "solids": 1,
      "volume_mm3": 116.51681591815534
    },
    "VOLUME_UP_SWITCH_REAR_KEEPER": {
      "valid": true,
      "solids": 1,
      "volume_mm3": 116.51681591815532
    },
    "VOLUME_DOWN_SWITCH_REAR_KEEPER": {
      "valid": true,
      "solids": 1,
      "volume_mm3": 116.51681591815534
    }
  },
  "modules": [
    {
      "name": "PTT",
      "cap": "04_PTT_paddle",
      "sign": -1,
      "tip": 40.76,
      "y": 0,
      "z": 0,
      "support": "01a_Rigid_housing_front",
      "lo": -3,
      "hi": 4.4
    },
    {
      "name": "VOLUME_UP",
      "cap": "05_volume_up_key",
      "sign": 1,
      "tip": 40.76,
      "y": 18,
      "z": 0,
      "support": "01a_Rigid_housing_front",
      "lo": -3,
      "hi": 4.4
    },
    {
      "name": "VOLUME_DOWN",
      "cap": "05_volume_down_key",
      "sign": 1,
      "tip": 40.76,
      "y": -8,
      "z": 0,
      "support": "01a_Rigid_housing_front",
      "lo": -3,
      "hi": 4.4
    }
  ]
}