Straps for 3" to 4" Pulleys/Sheaves

Action Industries Sheave Straps provide reliable support for extension spring garage door systems. Designed for professional installation, these U-shaped steel straps securely attach to the sheave and spring assembly, maintaining proper pulley alignment and efficient cable movement. Ideal for fixed pulley setups, they ensure consistent spring tension and long-term performance in residential and light commercial applications.

Specifications

• Engineered for extension spring garage door systems
• Acts as a fixed pulley connection between the spring and wall bracket
• Durable U-shaped steel construction with pre-drilled mounting holes
• Compatible with single sheave pulleys from Action Industries
• Available in sizes for 3" and 4" pulleys
• Designed for fast, secure installation by professionals

Part Numbers

• 3ST – Sheave Strap for 3" Pulleys (former part # DA063-ST-H)
• 4ST – Sheave Strap for 4" Pulleys (former part # DA064-ST-H)