5" x 7/8 BORE SINGLE GROOVE PULLEY
Rol-Air Gas Belt-Drive Parts

Price: $47.54
Found under the following brands:
Grip Rite, Master Force, Rol-Air, Norgren, Snap-On
For 4L (1/2") series belts.
Grip Rite, Master Force, Rol-Air, Norgren, Snap-On
For 4L (1/2") series belts.