Sorry, I missed that in your original post, all along I was thinking you were talking about the retainer for the synchro ring, the red arrow., my bad. Sorry for steering the ship down the wrong waterway.
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Last edited by sstock; 11/03/2019 3:08 PM.

1953 Chevrolet 3100
261 cu inch, sm420, 3.55 rear, torque tube still,omaha orange, still 6 volt, RPO green glass, side carrier spare, all done
In the DITY Gallery
Video of the 261 running

1964 GMC 1000
305 Big Block V6, sm420, the next cab off restoration