Library › Joinery › Bayonet twist-lock joint

Socket tube Ø40 / Ø32 bore with three L-shaped slots

Exact dimensions. True size, no printing tolerance added. Threads are plain cylinders at the major diameter.

STEP STL free, Xem Studio Design License — Xem Studio

Dimensions

dimension	slot
value	12 mm straight entry, then a 30° turn

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From the full sheet

Bayonet twist-lock joint: every size, notes, mating features and sources. How do you make a 3D printed bayonet mount?

Other sizes

Plug Ø32 with three Ø4 pins (shown locked, turned 30°)
All parts in their assembled position (each part its own solid)