{
  "wheel_sizes": [
    { "label": "12.5\"", "diameter_mm": 203 },
    { "label": "14\"", "diameter_mm": 254 },
    { "label": "16\"", "diameter_mm": 305 },
    { "label": "20\"", "diameter_mm": 406 },
    { "label": "24\" BMX/Kids Bikes", "diameter_mm": 507 },
    { "label": "24\" Terry Bicycles", "diameter_mm": 520 },
    { "label": "24\"", "diameter_mm": 540 },
    { "label": "24\" Schwinn", "diameter_mm": 540 },
    { "label": "26\"", "diameter_mm": 559 },
    { "label": "650c", "diameter_mm": 571 },
    { "label": "650b", "diameter_mm": 584 },
    { "label": "27.5", "diameter_mm": 584 },
    { "label": "26 x 1 1/2\"", "diameter_mm": 584 },
    { "label": "650a", "diameter_mm": 590 },
    { "label": "26 x 1 3/8\"", "diameter_mm": 590 },
    { "label": "650", "diameter_mm": 597 },
    { "label": "26 x 1 1/4\"", "diameter_mm": 597 },
    { "label": "29er", "diameter_mm": 622 },
    { "label": "700c", "diameter_mm": 622 },
    { "label": "27 inch", "diameter_mm": 630 }
  ],
  "tire_sizes": [
    { "label": "18C", "diameter_mm": 18 },
    { "label": "19C", "diameter_mm": 19 },
    { "label": "20C", "diameter_mm": 20 },
    { "label": "21C", "diameter_mm": 21 },
    { "label": "23C", "diameter_mm": 23 },
    { "label": "25C", "diameter_mm": 25 },
    { "label": "26C", "diameter_mm": 26 },
    { "label": "28C", "diameter_mm": 28 },
    { "label": "30C", "diameter_mm": 30 },
    { "label": "32C", "diameter_mm": 32 },
    { "label": "35C", "diameter_mm": 35 },
    { "label": "38C", "diameter_mm": 38 },
    { "label": "40C", "diameter_mm": 40 },
    { "label": "44C", "diameter_mm": 44 },
    { "label": "50C", "diameter_mm": 50 },
    { "label": "56C", "diameter_mm": 56 },
    { "label": "1.00 inch", "diameter_mm": 25.4 },
    { "label": "1 1/8 inch", "diameter_mm": 28.575 },
    { "label": "1.25 inch", "diameter_mm": 31.75 },
    { "label": "1 3/8 inch", "diameter_mm": 34.925 },
    { "label": "1.4 inch", "diameter_mm": 35.56 },
    { "label": "1.5 inch", "diameter_mm": 38.1 },
    { "label": "1.75 inch", "diameter_mm": 44.45 },
    { "label": "1.95 inch", "diameter_mm": 49.5 },
    { "label": "2.00 inch", "diameter_mm": 50.8 },
    { "label": "2.10 inch", "diameter_mm": 53.34 },
    { "label": "2.125 inch", "diameter_mm": 54 },
    { "label": "2.20 inch", "diameter_mm": 55.88 },
    { "label": "2.25 inch", "diameter_mm": 57.15 },
    { "label": "2.30 inch", "diameter_mm": 58.42 },
    { "label": "2.35 inch", "diameter_mm": 59.69 },
    { "label": "2.40 inch", "diameter_mm": 60.69 },
    { "label": "2.50 inch", "diameter_mm": 63.5 },
    { "label": "2.60 inch", "diameter_mm": 66.04 },
    { "label": "2.70 inch", "diameter_mm": 68.58 },
    { "label": "2.80 inch", "diameter_mm": 71.12 },
    { "label": "2.90 inch", "diameter_mm": 73.66 },
    { "label": "3.0 inch", "diameter_mm": 76.2 },
    { "label": "3.1 inch", "diameter_mm": 78.74 },
    { "label": "3.2 inch", "diameter_mm": 81.28 },
    { "label": "3.3 inch", "diameter_mm": 83.82 },
    { "label": "3.4 inch", "diameter_mm": 86.36 },
    { "label": "3.5 inch", "diameter_mm": 88.9 },
    { "label": "3.6 inch", "diameter_mm": 91.44 },
    { "label": "3.7 inch", "diameter_mm": 93.98 },
    { "label": "3.8 inch", "diameter_mm": 96.52 },
    { "label": "3.9 inch", "diameter_mm": 99.06 },
    { "label": "4.0 inch", "diameter_mm": 101.6 }
  ]
}