Reed Engineering 406?  Bearing Support

I was told it fits Early McCulloch  mc5  mc10.

See photos for condition.  The bearing turns smoothly

Aluminum Performance part made by Reed Engineering in the early 60s?

Bearing NICE 502291   9/16 x 1 3/8 x 7/16

2  1/16 x 2  1/16" square bolt pattern. See measurement scetch in photos

A very cool vintage aftermarket racing part!