Die-cast. A section for 4L or 1/2" x 11/32" belts. All pulleys are furnished with hollow head set screws. The 146 3-step pulley measures 2-1/4", 3" and 3-3/4" outside diameter. The 141 4-step pulley measures 2", 2-1/2", 3-1/2", and 4" outside diameter.
| Outer Diameter | 2", 2-1/2", 3-1/2" and 4" |
| Bore Size | 5/8" |
| Type | A |
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