Product Review

Replacement Fan/Drive Pulley for Chicago Electric Rotary Rock Tumbler -Black Our part #664A Includes fan and retaining screw as shown. Fits both single and dual drum tumblers. Slide the fan over the motor drive shaft and tighten set screw. Measures 1-15/16" in diameter and 7/8" tall. Made of nylon. Fits other tumblers with 6mm shaft, both with and without slotted shafts