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adafruit-metro-mini-328-v2-board

Metro Mini 328 V2 outline 43.18 × 17.78 mm with 2.032 mm corner radii and four Ø2.2 holes, from Adafruit's V2 (STEMMA QT) board file; board drawn 1.6 mm thick: the maker does not print the thickness

Exact dimensions. True size, no printing tolerance added.

STEP STL free, CC BY 4.0 (credit "Xem Studio")

Dimensions

parameter	board
value	43.18 × 17.78 mm (1.7 × 0.7 in), corner radius 2.032 mm (0.08 in)

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From the full sheet

Adafruit Metro Mini 328: every size, notes, mating features and sources. What are the Adafruit Metro Mini 328 dimensions and hole positions?