Radius bearing race, Larger Pivot Head.

[Three Sisters]

Ball bearings cut with radius, Larger Pivot head to support. Youtube video.


http://youtu.be/JwHFjQid5Fo

 

[knarfeng]

I'm not sure where this goes, but judging by the video, it isn't in Traditional.

Moving to Shoptalk.

 

[Stacy E. Apelt - Bladesmith]

I had always though the races were shaped. Now I know.