L and R hand REAR wheel adjusters from the SELF PROPELLED vintage TORO commercial PROLINE 21 inch mowers with
the cast alum deck.

These models had model numbers 22xxxx.

The needle bearings look clean inside the bore.  The OUTER bearings have some roughness when turned- typical for age.

The relevant axle end parts for each side of axle shaft are INCLUDED HERE-see pictures.

Please refer to all pictures.

Use TORO online website for parts diagram- model 22194 for example.

Some grease and grime on these.