{
 "version": "2026-10-20",
 "license": "Dimension sheets are written by Xem Studio from the cited sources and are free to use (CC BY 4.0, attribute 'Xem Studio'). Linked files belong to their publishers under the license shown; Xem Studio does not host them. 'license_verified: false' means the license shown is from memory or the publisher's page as last read and should be confirmed at the link before commercial use.",
 "slug": "fpv-drone-motors",
 "name": "FPV drone motor sizes: 1104 to 3115, shaft, prop thread and mount patterns",
 "kind": "modern",
 "category": "Electronics",
 "group": "RC & drones",
 "year": null,
 "question": "What is the mounting pattern of a 2207 motor?",
 "tags": [
  "brushless",
  "fpv",
  "drone",
  "motor",
  "quadcopter",
  "mount"
 ],
 "aliases": [
  "2207 motor mounting pattern",
  "drone motor sizes",
  "16x16 motor mount",
  "fpv motor dimensions",
  "2306 motor size"
 ],
 "overall_mm": {
  "length": null,
  "width": null,
  "height": null
 },
 "official_cad": false,
 "xem_status": "free-files",
 "les": false,
 "free_files": 10,
 "url": "https://xemstudio.com/objects/fpv-drone-motors/",
 "sheet_txt": "https://xemstudio.com/objects/fpv-drone-motors/sheet.txt",
 "sheet": {
  "basis": "Maker spec pages (iFlight, EMAX, BrotherHobby, Hobbywing, GEPRC); T-Motor values via retailers copying its spec (marked)",
  "overall_mm": {
   "length": null,
   "width": null,
   "height": null
  },
  "notes": [
   "Size code = stator diameter + height in mm (2207 = 22 mm × 7 mm stator); the can is bigger (a 2207 is about Ø29 × 32.6).",
   "Base mount patterns: 1104 / 1404 9 × 9 M2; 1806 (and iFlight's 2205) 12 × 12 M2; 2207 / 2306 / 2306.5 16 × 16 M3; 2806.5 / 2807 / 3110 / 3115 19 × 19 M3. Use screws no longer than the frame thickness + 3 mm or they hit the windings.",
   "Shafts: micro 1.5 mm; 22xx–31xx 5 mm with an M5 prop thread and flange nut (iFlight) — makers differ: EMAX RS2205 3 mm shaft with M5 thread, T-Motor F60 4 mm with a 5 mm prop mount.",
   "Mount-pattern hole diameters are given as φ2 (M2) and φ3 (M3); the motor-envelope files carry tapped-size holes 3 mm deep."
  ],
  "table": {
   "columns": [
    "size",
    "example",
    "can_dia_mm",
    "length_mm",
    "shaft_mm",
    "mount",
    "weight_g"
   ],
   "rows": [
    [
     "1104",
     "T-Motor M1104 (retailer copy)",
     null,
     null,
     1.5,
     "9×9",
     5.6
    ],
    [
     "1404",
     "iFlight XING2",
     19.9,
     18.4,
     null,
     "9×9 M2",
     9.1
    ],
    [
     "1806",
     "iFlight XING2",
     25.2,
     20.3,
     1.5,
     "12×12 M2",
     20.2
    ],
    [
     "2205",
     "iFlight XING2",
     28.3,
     29.55,
     5,
     "12×12",
     25.2
    ],
    [
     "2205",
     "EMAX RS2205",
     27.9,
     31.7,
     "3 (M5 thread)",
     null,
     30
    ],
    [
     "2207",
     "iFlight XING2",
     29.08,
     32.6,
     5,
     "16×16 M3",
     31.6
    ],
    [
     "2207.5",
     "T-Motor F60 Pro V (retailer copy)",
     26.8,
     31.7,
     "4 (5 prop)",
     null,
     33.3
    ],
    [
     "2306",
     "iFlight XING2",
     30,
     32.2,
     5,
     "16×16 M3",
     32.5
    ],
    [
     "2806.5",
     "iFlight XING",
     35.06,
     36.8,
     5,
     "19×19 M3",
     53.3
    ],
    [
     "2807",
     "T-Motor F90 (retailer copy)",
     33.4,
     34.7,
     "4 or 5",
     null,
     46.6
    ],
    [
     "3110",
     "iFlight XING2",
     38.72,
     39.6,
     5,
     "19×19 M3",
     76.4
    ],
    [
     "3115",
     "GEPRC EM3115",
     37.5,
     30,
     5,
     "19×19",
     115
    ]
   ]
  }
 },
 "sheet_text": "FPV drone motor sizes: 1104 to 3115, shaft, prop thread and mount patterns — dimension sheet\nSource: Xem Studio, https://xemstudio.com/objects/fpv-drone-motors/  (CC BY 4.0)\nBasis: Maker spec pages (iFlight, EMAX, BrotherHobby, Hobbywing, GEPRC); T-Motor values via retailers copying its spec (marked)\nCatalog version: 2026-10-20\n\nSizes: see table below\n- Size code = stator diameter + height in mm (2207 = 22 mm × 7 mm stator); the can is bigger (a 2207 is about Ø29 × 32.6).\n- Base mount patterns: 1104 / 1404 9 × 9 M2; 1806 (and iFlight's 2205) 12 × 12 M2; 2207 / 2306 / 2306.5 16 × 16 M3; 2806.5 / 2807 / 3110 / 3115 19 × 19 M3. Use screws no longer than the frame thickness + 3 mm or they hit the windings.\n- Shafts: micro 1.5 mm; 22xx–31xx 5 mm with an M5 prop thread and flange nut (iFlight) — makers differ: EMAX RS2205 3 mm shaft with M5 thread, T-Motor F60 4 mm with a 5 mm prop mount.\n- Mount-pattern hole diameters are given as φ2 (M2) and φ3 (M3); the motor-envelope files carry tapped-size holes 3 mm deep.\n\nsize  example  can_dia_mm  length_mm  shaft_mm  mount  weight_g\n1104  T-Motor M1104 (retailer copy)  None  None  1.5  9×9  5.6\n1404  iFlight XING2  19.9  18.4  None  9×9 M2  9.1\n1806  iFlight XING2  25.2  20.3  1.5  12×12 M2  20.2\n2205  iFlight XING2  28.3  29.55  5  12×12  25.2\n2205  EMAX RS2205  27.9  31.7  3 (M5 thread)  None  30\n2207  iFlight XING2  29.08  32.6  5  16×16 M3  31.6\n2207.5  T-Motor F60 Pro V (retailer copy)  26.8  31.7  4 (5 prop)  None  33.3\n2306  iFlight XING2  30.0  32.2  5  16×16 M3  32.5\n2806.5  iFlight XING  35.06  36.8  5  19×19 M3  53.3\n2807  T-Motor F90 (retailer copy)  33.4  34.7  4 or 5  None  46.6\n3110  iFlight XING2  38.72  39.6  5  19×19 M3  76.4\n3115  GEPRC EM3115  37.5  30  5  19×19  115\n\nFiles elsewhere (not hosted by Xem Studio; license as stated by the publisher):\n- iFlight: XING2 1404 — web — Publisher's page; dimensions are facts — https://shop.iflight.com/xing2-1404-toothpick-ultralight-build-unibell-pro1482\n- iFlight: XING2 1806 — web — Publisher's page; dimensions are facts — https://shop.iflight.com/runcam-manu12/xing2-1806-fpv-motor-1-5mm-shaft-pro1466\n- iFlight: XING2 2205 — web — Publisher's page; dimensions are facts — https://shop.iflight.com/XING2-2205-Motor-Pro3744\n- iFlight: XING2 2207 — web — Publisher's page; dimensions are facts — https://shop.iflight.com/product-cat123/xing2-2207-4s-6s-fpv-motor-unibell-pro1464\n- iFlight: XING2 2306 — web — Publisher's page; dimensions are facts — https://shop.iflight.com/index.php?product_id=1465&route=product%2Fproduct\n- iFlight: XING 2806.5 — web — Publisher's page; dimensions are facts — https://shop.iflight.com/index.php?product_id=1001&route=product%2Fproduct\n- iFlight: XING2 3110 — web — Publisher's page; dimensions are facts — https://shop.iflight.com/runcam-manu12/XING2-3110-FPV-Cinelifter-Motor-Unibell-Pro1683\n- EMAX: RS2205 RaceSpec — web — Publisher's page; dimensions are facts — https://shop.emaxmodel.com/products/emax-rs2205-racespec-motor-cooling-series\n- Pyrodrone (T-Motor spec copy): T-Motor M1104 — web — Publisher's page; dimensions are facts — https://pyrodrone.com/products/t-motor-m1104-1104-7500kv-fpv-drone-motor-blue\n- GetFPV (T-Motor spec copy): T-Motor F60 Pro V — web — Publisher's page; dimensions are facts — https://www.getfpv.com/t-motor-f60-pro-v-motor-1750kv-1950kv-2020kv-2550kv.html\n- GetFPV (GEPRC spec): GEPRC EM3115 — web — Publisher's page; dimensions are facts — https://www.getfpv.com/geprc-em3115-motor-900kv.html\n\nFree files (CC BY 4.0, Xem Studio; STEP + STL, 10 parts): https://xemstudio.com/files/hardware/fpv-drone-motors/index.json\nAPI: https://xemstudio.com/api/geometry?object=fpv-drone-motors\n",
 "sources": [
  {
   "publisher": "iFlight",
   "title": "XING2 1404",
   "url": "https://shop.iflight.com/xing2-1404-toothpick-ultralight-build-unibell-pro1482",
   "formats": [
    "web"
   ],
   "license": "Publisher's page; dimensions are facts",
   "license_verified": true,
   "hosted": false
  },
  {
   "publisher": "iFlight",
   "title": "XING2 1806",
   "url": "https://shop.iflight.com/runcam-manu12/xing2-1806-fpv-motor-1-5mm-shaft-pro1466",
   "formats": [
    "web"
   ],
   "license": "Publisher's page; dimensions are facts",
   "license_verified": true,
   "hosted": false
  },
  {
   "publisher": "iFlight",
   "title": "XING2 2205",
   "url": "https://shop.iflight.com/XING2-2205-Motor-Pro3744",
   "formats": [
    "web"
   ],
   "license": "Publisher's page; dimensions are facts",
   "license_verified": true,
   "hosted": false
  },
  {
   "publisher": "iFlight",
   "title": "XING2 2207",
   "url": "https://shop.iflight.com/product-cat123/xing2-2207-4s-6s-fpv-motor-unibell-pro1464",
   "formats": [
    "web"
   ],
   "license": "Publisher's page; dimensions are facts",
   "license_verified": true,
   "hosted": false
  },
  {
   "publisher": "iFlight",
   "title": "XING2 2306",
   "url": "https://shop.iflight.com/index.php?product_id=1465&route=product%2Fproduct",
   "formats": [
    "web"
   ],
   "license": "Publisher's page; dimensions are facts",
   "license_verified": true,
   "hosted": false
  },
  {
   "publisher": "iFlight",
   "title": "XING 2806.5",
   "url": "https://shop.iflight.com/index.php?product_id=1001&route=product%2Fproduct",
   "formats": [
    "web"
   ],
   "license": "Publisher's page; dimensions are facts",
   "license_verified": true,
   "hosted": false
  },
  {
   "publisher": "iFlight",
   "title": "XING2 3110",
   "url": "https://shop.iflight.com/runcam-manu12/XING2-3110-FPV-Cinelifter-Motor-Unibell-Pro1683",
   "formats": [
    "web"
   ],
   "license": "Publisher's page; dimensions are facts",
   "license_verified": true,
   "hosted": false
  },
  {
   "publisher": "EMAX",
   "title": "RS2205 RaceSpec",
   "url": "https://shop.emaxmodel.com/products/emax-rs2205-racespec-motor-cooling-series",
   "formats": [
    "web"
   ],
   "license": "Publisher's page; dimensions are facts",
   "license_verified": true,
   "hosted": false
  },
  {
   "publisher": "Pyrodrone (T-Motor spec copy)",
   "title": "T-Motor M1104",
   "url": "https://pyrodrone.com/products/t-motor-m1104-1104-7500kv-fpv-drone-motor-blue",
   "formats": [
    "web"
   ],
   "license": "Publisher's page; dimensions are facts",
   "license_verified": true,
   "hosted": false
  },
  {
   "publisher": "GetFPV (T-Motor spec copy)",
   "title": "T-Motor F60 Pro V",
   "url": "https://www.getfpv.com/t-motor-f60-pro-v-motor-1750kv-1950kv-2020kv-2550kv.html",
   "formats": [
    "web"
   ],
   "license": "Publisher's page; dimensions are facts",
   "license_verified": true,
   "hosted": false
  },
  {
   "publisher": "GetFPV (GEPRC spec)",
   "title": "GEPRC EM3115",
   "url": "https://www.getfpv.com/geprc-em3115-motor-900kv.html",
   "formats": [
    "web"
   ],
   "license": "Publisher's page; dimensions are facts",
   "license_verified": true,
   "hosted": false
  }
 ],
 "xem": {
  "status": "free-files",
  "sheet_free": true,
  "mesh_price_usd": null,
  "step_price_usd": null,
  "tolerance_mm": null
 },
 "related": [
  "rc-plane-and-car-motors",
  "fc-esc-stack-mounts",
  "brushless-outrunner-2204",
  "gimbal-motor-2208-envelope"
 ],
 "fits": [],
 "dimensions": "exact (nominal, no printing tolerance)",
 "dimension_rule": "All geometry on Xem Studio is exact (nominal, true size) with no printing tolerance. Where a part meets another part, the object lists its mating features (feature, exact size, what it mates with, fit class: press, slide, run, socket, clamp or designed). Apply your process's allowance to those features only; 'designed' gaps are part of the design and stay as drawn.",
 "mating": [],
 "faq": [
  {
   "q": "What is a 2207 motor's mount pattern?",
   "a": "16 × 16 mm, M3 screws."
  },
  {
   "q": "What does 2207 mean?",
   "a": "A 22 mm wide, 7 mm tall stator; the can is about 29 mm across."
  }
 ],
 "files_license": null,
 "offers": [
  {
   "file": "motor-1404-envelope",
   "formats": [
    "step",
    "stl"
   ],
   "price_usd": 0,
   "license": "CC BY 4.0 (Xem Studio)",
   "step": "https://xemstudio.com/files/hardware/fpv-drone-motors/motor-1404-envelope.step",
   "stl": "https://xemstudio.com/files/hardware/fpv-drone-motors/motor-1404-envelope.stl",
   "note": "1404 outrunner envelope (iFlight XING2 1404): Ø19.9 × 18.4, Ø1.5 shaft +4.0, base 9×9 M2"
  },
  {
   "file": "motor-1806-envelope",
   "formats": [
    "step",
    "stl"
   ],
   "price_usd": 0,
   "license": "CC BY 4.0 (Xem Studio)",
   "step": "https://xemstudio.com/files/hardware/fpv-drone-motors/motor-1806-envelope.step",
   "stl": "https://xemstudio.com/files/hardware/fpv-drone-motors/motor-1806-envelope.stl",
   "note": "1806 outrunner envelope (iFlight XING2 1806): Ø25.2 × 20.3, Ø1.5 shaft +4.0, base 12×12 M2"
  },
  {
   "file": "motor-2207-envelope",
   "formats": [
    "step",
    "stl"
   ],
   "price_usd": 0,
   "license": "CC BY 4.0 (Xem Studio)",
   "step": "https://xemstudio.com/files/hardware/fpv-drone-motors/motor-2207-envelope.step",
   "stl": "https://xemstudio.com/files/hardware/fpv-drone-motors/motor-2207-envelope.stl",
   "note": "2207 outrunner envelope (iFlight XING2 2207): Ø29.08 × 32.6, Ø5.0 shaft +13.5, base 16×16 M3"
  },
  {
   "file": "motor-2306-envelope",
   "formats": [
    "step",
    "stl"
   ],
   "price_usd": 0,
   "license": "CC BY 4.0 (Xem Studio)",
   "step": "https://xemstudio.com/files/hardware/fpv-drone-motors/motor-2306-envelope.step",
   "stl": "https://xemstudio.com/files/hardware/fpv-drone-motors/motor-2306-envelope.stl",
   "note": "2306 outrunner envelope (iFlight XING2 2306): Ø30.0 × 32.2, Ø5.0 shaft +13.5, base 16×16 M3"
  },
  {
   "file": "motor-2806.5-envelope",
   "formats": [
    "step",
    "stl"
   ],
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   "stl": "https://xemstudio.com/files/hardware/fpv-drone-motors/motor-2806.5-envelope.stl",
   "note": "2806.5 outrunner envelope (iFlight XING 2806.5): Ø35.06 × 36.8, Ø5.0 shaft +15.5, base 19×19 M3"
  },
  {
   "file": "motor-3110-envelope",
   "formats": [
    "step",
    "stl"
   ],
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   "license": "CC BY 4.0 (Xem Studio)",
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   "stl": "https://xemstudio.com/files/hardware/fpv-drone-motors/motor-3110-envelope.stl",
   "note": "3110 outrunner envelope (iFlight XING2 3110): Ø38.72 × 39.6, Ø5.0 shaft +15.0, base 19×19 M3"
  },
  {
   "file": "motor-mount-plate-9x9-m2",
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    "step",
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   ],
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   "stl": "https://xemstudio.com/files/hardware/fpv-drone-motors/motor-mount-plate-9x9-m2.stl",
   "note": "Motor mount plate 9×9 M2, 3 mm thick, centre clearance"
  },
  {
   "file": "motor-mount-plate-12x12-m2",
   "formats": [
    "step",
    "stl"
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   "stl": "https://xemstudio.com/files/hardware/fpv-drone-motors/motor-mount-plate-12x12-m2.stl",
   "note": "Motor mount plate 12×12 M2, 3 mm thick, centre clearance"
  },
  {
   "file": "motor-mount-plate-16x16-m3",
   "formats": [
    "step",
    "stl"
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   "stl": "https://xemstudio.com/files/hardware/fpv-drone-motors/motor-mount-plate-16x16-m3.stl",
   "note": "Motor mount plate 16×16 M3, 3 mm thick, centre clearance"
  },
  {
   "file": "motor-mount-plate-19x19-m3",
   "formats": [
    "step",
    "stl"
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   "step": "https://xemstudio.com/files/hardware/fpv-drone-motors/motor-mount-plate-19x19-m3.step",
   "stl": "https://xemstudio.com/files/hardware/fpv-drone-motors/motor-mount-plate-19x19-m3.stl",
   "note": "Motor mount plate 19×19 M3, 3 mm thick, centre clearance"
  }
 ],
 "markdown": "https://xemstudio.com/objects/fpv-drone-motors/index.md"
}