Rail with a long through tenon and a tapered wedge slot

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	tenon
value	8 × 14 mm, projecting 35 mm past the post

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From the full sheet

Tusk tenon joint (knock-down wedged tenon): every size, notes, mating features and sources. How does a tusk tenon work?

Other sizes

Through-mortised member
Tapered wedge (1
All parts in their assembled position (each part its own solid)