Garage Door Jackshaft Chain Hoist,3:1 Reduced Drive Heavy Duty Chain Hoist for Workshop Warehouse,Roll Up Doors and Jackshaft Garage Door Openers 331 Lbs Load Capacity

Description Upgrade your garage door system with our premium Garage Door Jackshaft Chain Hoist, engineered for exceptional performance and durability. This heavy-duty roll up garage door opener combines industrial-grade materials with precision mechanics to handle even the heaviest doors effortlessly. Featuring a robust 3:1 transmission ratio and smooth ball bearings, our Reduced Drive Heavy Duty Chain Hoist ensures stable, vibration-free operation every time. Whether you need a reliable roll up door opener for residential or commercial use, this professional-grade hoist delivers unmatched strength and smooth operation. Details Long Chain: The 26-foot chain included with this Garage Door Jackshaft Chain Hoist provides flexible installation options and comfortable operation Rounded Edges: Safety-focused design with smooth edges makes this roll up garage door opener both user-friendly and aesthetically pleasing Application It is mainly installed next to garages, warehouses, roller shutters, etc. The hand-pulled chain lifts the door. Specifications Color: Silver Material: Iron Process: Galvanized Assembly Required: Yes Transmission Ratio: 3:1 Chain Length: 8m/26ft Load Bearing Capacity: About 150kg/331lbs Gear Inner Diameter: 5cm/1.97in Gear Outer Diameter: 15cm/5.91in Hand Puller (W*H): 25.5*19cm/10.04*7.48in Gross Weight: 11kg/24.3lbs Packaging Size: 26*23*14cm/10.2*9.1*5.5in Package Included 1*Garage Door Jackshaft Chain Hoist Other Accessories for Assembly Notes 1.Please check the size carefully before ordering. 2.Additional chains may be required for doors or vertical lift doors that are over 14 feet. 3.Please allow the slight color difference caused by the shooting light and 1-3cm error due to manual measurement, and make sure you do not mind before you order.

• 【STRONG AND DURABLE】 This Garage Door Jackshaft Chain Hoist is constructed from high-grade iron with a galvanized finish, making the Reduced Drive Heavy Duty Chain Hoist resistant to wear and built for years of reliable operation.
• 【STABLE OPERATION】 Featuring precision ball bearings and lubricated gears, this roll up garage door opener delivers ultra-smooth performance with its 3:1 transmission ratio for effortless door movement.
• 【USER-FRIENDLY DESIGN】 The oversized 5.91" gears in this roll up door opener maximize mechanical advantage - requiring fewer turns to achieve full door height while reducing operator effort.
• 【GOOD STABILITY】 Engineered with industrial-grade chains, this Garage Door Jackshaft Chain Hoist safely handles up to 331 lbs, providing dependable lifting power for heavy Reduced Drive Heavy Duty Chain Hoist applications.
• 【PRACTICAL TOOL】 Whether you need a roll up garage door opener for residential use or a roll up door opener for commercial settings, this versatile hoist simplifies operation of roll-up doors and shutters.