Garage Door Chain Hoist Opener Kit 3:1 Reduction for 1 Inch Shaft

Key features

• Effortless Manual Operation: Reduces the physical force needed to operate heavy commercial garage doors and roll-up shutters. Built with a 3:1 gear reduction ratio to smoothly lift heavy overhead doors during daily use or sudden power outages.
• Durable Heavy-Duty Steel Construction: Features a robust 41B36 sprocket engineered for reliable strength under continuous strain. Included chain guard protects internal components while preventing binding and slippage during operation.
• Universal 1-Inch Shaft Compatibility: Designed to fit standard 1-inch jackshafts on commercial sectional and roll-up doors. Fits existing hardware seamlessly using the included 1/4 inch by 1/4 inch by 1-3/8 inch square key for secure torque transfer.
• Complete Hardware Assembly: Comes equipped with a 36-inch #41 drive chain and a 13-foot hand chain to accommodate high-clearance overhead installations. Provides ample drop length for easy reach and operation from floor level.
• Package Contents: Includes 1 chain hoist assembly, 1 sprocket (41B36 with 1" bore), 1 drive chain (#41, 36" length), 1 hand chain (13 ft length), 1 chain guard, 1 square key, and necessary mounting hardware. Ideal for commercial garages, warehouses, and storage facilities.

Free shipping included. 30-day hassle-free returns.