Extension Spring 4" Pulley


Price:
Sale price$10.11

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Description

The 4" Extension Spring Pulley is designed for high-cycle, heavy-duty garage door systems, delivering exceptional durability and smooth operation. With a larger 4" diameter and 3/8" bore, it’s ideal for use with extension spring systems on taller or heavier doors.

Rated to handle 200 lbs. at 35,000 cycles on a 12' high door, this pulley is perfect for applications requiring extended service life and consistent performance.

Features:

  • 4" diameter pulley for improved cable tracking

  • 3/8" bore for standard shaft compatibility

  • Handles 200 lbs. at 35,000 cycles (12' door height)

  • Designed for extension spring systems

  • Ideal for high-cycle residential or commercial applications

Built for strength and long-lasting reliability in demanding garage door setups.

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