M5Stack Unit ToF (U010, VL53L0X): housing, LEGO-compatible holes and Grove opening — dimension sheet
Source: Xem Studio, https://xemstudio.com/objects/m5stack-unit-tof-vl53l0x-u010/  (sheet CC BY 4.0)
Basis: M5Stack Unit ToF size drawing (docs.m5stack.com) and M5Stack's official Unit_ToF model in the M5_Hardware repository.
Catalog version: 2026-10-20

Overall (mm): length 32.0, width 24.0, height 8.0
- Datum: housing centre; back face (screw side) at 0, sensor face at 8.0. The Grove opening is at the −y end.
- Housing 24.0 × 32.0 × 8.0 with R4 vertical corners.
- Two Ø5.0 LEGO-Technic-compatible holes straight through the housing, 16.0 apart, 12.0 from the Grove end (table).
- Sensor window 8.8 × 6.8, 1.1 deep, centred across the width with its far edge 4.6 from the end opposite the Grove port. Grove opening 10.3 wide × 7.0 long at the Grove end, open from 2.75 above the back face up through the sensor face.
- Modelled: housing outline, holes, window and Grove opening. Not modelled: the Grove socket, the M2 screw in the back face, the label recess, the 0.5 edge rounds and the housing interior.
- Dimensions are exact nominal (true size), no tolerance added.

feature  x (mm)  y (mm)  Ø (mm)
LEGO hole 1  −8.0  −4.0  5.0 through
LEGO hole 2  +8.0  −4.0  5.0 through
sensor window centre  0  +8.0  8.8 × 6.8, 1.1 deep

Files elsewhere (not hosted by Xem Studio; license as stated by the publisher):
- M5Stack: Unit ToF size drawing — web — Publisher's page; dimensions are facts — https://m5stack.oss-cn-shenzhen.aliyuncs.com/resource/docs/products/unit/TOF/%E5%B0%BA%E5%AF%B8%E5%9B%BE.jpg
- M5Stack (GitHub): M5_Hardware: U010 Unit ToF structure model — web — Publisher's page; dimensions are facts — https://github.com/m5stack/M5_Hardware/raw/master/Products/U010_Unit_ToF/Structures/Unit_ToF.stl

Free files (CC BY 4.0, Xem Studio; STEP + STL, 1 parts): https://xemstudio.com/files/hardware/m5stack-unit-tof-vl53l0x-u010/index.json
API: https://xemstudio.com/api/geometry?object=m5stack-unit-tof-vl53l0x-u010