Speed Selector 3M Spring Loaded Pulley 1/2" Bore "A" Section Belt-Free Ship

From a closing industrial facility. Untested but presumed to be working well. Buy with the confidence of free returns.

The following information was copied from a comparable listing.  Seller does not guarantee its accuracy, but provides it for reference purposes:

SPRING LOADED PULLEY,

SPEED SELECTOR MODEL 3M

BORE,  1/2" THROUGH

OUTSIDE DIAMETER,  3-1/8"

OVERALL LENGTH, 2-7/16"

MAX PITCH DIAMETER,  2.800"

MIN PITCH DIAMETER,  1.400"

FOR USE WITH "A"  SECTION BELT (1/2")

MATERIAL,  CAST IRON