Action Industries
4" Garage Door Sheave Pulley (4SH) is a high-quality replacement component engineered for use with garage door extension spring systems. Designed for reliable performance, it supports loads up to 200 lbs while maintaining smooth, consistent cable movement.
Constructed with six solid rivets for added strength, this pulley features a 3/8-inch bore and accommodates cables up to 1/4 inch in diameter. Its rugged, precision-built design helps ensure quiet, dependable operation and contributes to extending the lifespan of your garage door system.
This 4-inch sheave pulley is ideal for maintaining safe and efficient garage door operation by reducing friction and ensuring reliable cable alignment.