This precision-engineered 12" single-groove blower pulley enhances the performance of residential evaporative coolers. The zinc construction with 1" bore and keyway provides secure, slip-free power transfer for reliable operation.

• 12" diameter x 1" bore
• Single groove design for V-belt
• Zinc construction for durability and corrosion resistance
• Keyway and set-screw for secure shaft mounting
• For residential evaporative coolers
• Precision-balanced for smooth operation

Tip: The keyway design prevents slippage and maintains consistent belt speed. Always check belt tension and alignment after installation.

FOR CALIFORNIA SHOPPERS

Hello Californians! Your government wants us to show you the following message:

• ⚠  WARNING: This product can expose you to chemicals including lead which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.