Rotary Cam Limit Switch Snap-Acting Each End 20 Rotations Adjustable 1/2" Shaft

Used, in Good Working Condition. Removed From a Working Environment.
The are used and have no tag.
They do around 20 rotations max. Has snap action limit switches in each end.
Adjustable from the outside with a flat screw driver.
The shaft is 1/2". Keyed.
Aluminum body. Has a 1/2" conduit knockout.