Description
【Strong and Durable】:The garage door chain hoist is made of high quality iron and galvanized to make this product abrasion and corrosion resistant, ensuring long term use..【Stable Operation】:The garage door chain's ball bearings and lubricant reduce friction during rotation, and the 3:1 ratio and reduction drive ensure smoother lifting and lowering..【User-friendly Design】:The garage door loop chain's large gear diameter (5.91 inches) and 3:1 ratio allows you to raise the lift height with as few revolutions as possible, thus saving more energy..【Good Stability】:Sturdy chains and construction give the product a weight capacity of up to 331 lbs, so you can lift your garage door with confidence..【Practical Tool】:The Garage Door Jackshaft Chain Hoist allows you to pull up your roller shutter or garage door with ease, and it's very practical.