Browning TA150 3 Groove 15" A Belt (1/2") Sheave/Pulley 15-1/4" od. USA 

Takes a taper Q1 bushing the one that is with it has a 1-1/4" bore the bushing is stamped 1-1/8" so someone bored it out to the larger bore at some point.

One of the bolts for the bushing is missing

  [Please Look at all the pictures they are part of the description]

 Used pulley from a now closed company that kept spare parts on the shelf for their equipment.

                                                                                  [B1-F1-R4-S2-1]