{
 "version": "2026-10-20",
 "license": "Dimension sheets: CC BY 4.0. Standard and published-size files: CC BY 4.0. Xem Studio's own designs (files_license = Xem Studio Design License): free to use and sell things from, not to redistribute as files — https://xemstudio.com/license/. Other publishers' files: their own license, linked beside them.",
 "slug": "rc-wheel-hex-24mm",
 "name": "24 mm RC wheel hex",
 "kind": "standard",
 "category": "RC cars",
 "group": "Wheel hexes",
 "year": null,
 "question": "What size is a 24 mm RC wheel hex and which cars use it?",
 "tags": [
  "rc car",
  "rc truck",
  "radio control",
  "hobby rc",
  "wheel hexes"
 ],
 "aliases": [
  "24mm wheel hex",
  "24mm hex rc",
  "24 mm hex adapter",
  "24mm hex wheels",
  "which rc cars use 24mm hex",
  "24mm hex size",
  "hexágono 24mm rc",
  "24mm sechskant rc",
  "hex 24mm rueda rc"
 ],
 "overall_mm": {
  "length": 24,
  "width": 24,
  "height": null
 },
 "official_cad": false,
 "xem_status": "free-files",
 "les": false,
 "free_files": 1,
 "url": "https://xemstudio.com/objects/rc-wheel-hex-24mm/",
 "sheet_txt": "https://xemstudio.com/objects/rc-wheel-hex-24mm/sheet.txt",
 "sheet": {
  "basis": "Manufacturer specifications (ARRMA (Horizon Hobby), OzRC (retailer, Traxxas spec copy))",
  "overall_mm": {
   "length": 24,
   "width": 24,
   "height": null
  },
  "notes": [
   "A 24 mm wheel hex is the hexagonal drive between axle and wheel; 24 mm is the across-flats size. The file is a 24 mm across-flats hexagon profile.",
   "Hex thickness, drive-pin size and bore are not published as a standard and are not modelled. The X-Maxx version is splined.",
   "True size, no printing tolerance added. Only published numbers are used; anything not published is said so."
  ],
  "table": {
   "columns": [
    "dimension",
    "value"
   ],
   "rows": [
    [
     "Across flats",
     "24 mm"
    ],
    [
     "Used on (published)",
     "Traxxas X-Maxx (24 mm splined), ARRMA Kraton 8S"
    ]
   ]
  }
 },
 "sheet_text": "24 mm RC wheel hex — dimension sheet\nSource: Xem Studio, https://xemstudio.com/objects/rc-wheel-hex-24mm/  (sheet CC BY 4.0)\nBasis: Manufacturer specifications (ARRMA (Horizon Hobby), OzRC (retailer, Traxxas spec copy))\nCatalog version: 2026-10-20\n\nOverall (mm): length 24, width 24\n- A 24 mm wheel hex is the hexagonal drive between axle and wheel; 24 mm is the across-flats size. The file is a 24 mm across-flats hexagon profile.\n- Hex thickness, drive-pin size and bore are not published as a standard and are not modelled. The X-Maxx version is splined.\n- True size, no printing tolerance added. Only published numbers are used; anything not published is said so.\n\ndimension  value\nAcross flats  24 mm\nUsed on (published)  Traxxas X-Maxx (24 mm splined), ARRMA Kraton 8S\n\nFiles elsewhere (not hosted by Xem Studio; license as stated by the publisher):\n- ARRMA (Horizon Hobby): 1/5 Kraton 8S 4X4 RTR — web — Publisher's page; dimensions are facts — https://www.arrma-rc.com/rc-cars/latest/kraton/8s-blx\n- OzRC (retailer, Traxxas spec copy): X-Maxx 8S 77096-4 — web — Publisher's page; dimensions are facts — https://ozrc.com.au/products/traxxas-x-maxx-8s-1-6-4wd-brushless-monster-truck-rtr-w-belted-tyres-blue-77096-4\n\nFree files (CC BY 4.0, Xem Studio; STEP + STL, 1 parts): https://xemstudio.com/files/hardware/rc-wheel-hex-24mm/index.json\nAPI: https://xemstudio.com/api/geometry?object=rc-wheel-hex-24mm\n",
 "sources": [
  {
   "publisher": "ARRMA (Horizon Hobby)",
   "title": "1/5 Kraton 8S 4X4 RTR",
   "url": "https://www.arrma-rc.com/rc-cars/latest/kraton/8s-blx",
   "formats": [
    "web"
   ],
   "license": "Publisher's page; dimensions are facts",
   "license_verified": true,
   "hosted": false
  },
  {
   "publisher": "OzRC (retailer, Traxxas spec copy)",
   "title": "X-Maxx 8S 77096-4",
   "url": "https://ozrc.com.au/products/traxxas-x-maxx-8s-1-6-4wd-brushless-monster-truck-rtr-w-belted-tyres-blue-77096-4",
   "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-wheel-hex-7mm",
  "rc-wheel-hex-12mm",
  "rc-wheel-hex-14mm",
  "rc-wheel-hex-17mm"
 ],
 "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": "Which RC cars use 24 mm hexes?",
   "a": "Traxxas X-Maxx (24 mm splined), ARRMA Kraton 8S."
  }
 ],
 "files_license": null,
 "offers": [
  {
   "file": "rc-wheel-hex-24mm-hex-profile",
   "formats": [
    "step",
    "stl"
   ],
   "price_usd": 0,
   "license": "CC BY 4.0 (Xem Studio)",
   "step": "https://xemstudio.com/files/hardware/rc-wheel-hex-24mm/rc-wheel-hex-24mm-hex-profile.step",
   "stl": "https://xemstudio.com/files/hardware/rc-wheel-hex-24mm/rc-wheel-hex-24mm-hex-profile.stl",
   "note": "Hexagon 24 mm across flats, 1 mm reference thickness (hub length not published)"
  }
 ],
 "markdown": "https://xemstudio.com/objects/rc-wheel-hex-24mm/index.md"
}