Chain Hoist Jackshaft 1-1/4in Shaft

This Chain Hoist Operator Kit for 1-1/4" Solid Shafts is designed for manual operation of commercial and industrial garage doors. Featuring a 3.5:1 internal gear reduction, this system provides controlled door movement while reducing the effort required for lifting and lowering.

Built for flexibility and ease of installation, this complete kit includes all necessary components for shaft-mounted or wall-mounted configurations. It is suitable for doors up to 14 feet high, including vertical lift and high-lift applications, helping ensure smooth and consistent operation.

Key Features

• Designed for 1-1/4" solid shaft applications
• 3.5:1 internal gear reduction for controlled operation
• Manual chain hoist system reduces operator effort
• Helps prevent cable jumping during door movement
• Compatible with vertical and high-lift door setups

Kit Components

• Sprocket for direct shaft engagement
• 26-foot hand chain for operator access
• Chain keeper for organized chain management
• Two shaft collars for secure mounting
• Wall bracket for alternative installation
• 1/4" key for shaft connection

Installation & Specifications

• Supports doors up to 14 feet in height
• Chain designed to hang approximately 1 foot from the floor
• Field-configurable with standard installation tools
• Suitable for both shaft-mounted and wall-mounted setups

This chain hoist operator kit provides a practical manual control solution for commercial door systems. Its durable components and adaptable installation options make it suitable for a wide range of service and retrofit applications.