4:1 Gear Ratio Chain Hoist for Roll Up Doors Garage Door Chain Hoist Opener

High-quality Material: The high-quality iron is sturdy and abrasion resistant, ensuring the product a long service life and keeping it practical for long-term use. Easy to Clean: The smooth surface makes the product easy to clean with a soft cloth. Exquisite Workmanship: The stamping and galvanized processes can effectively improve the texture and stability of this product. Simple Installation: With a simple structure and complete accessories, the product can be installed in a few minutes. Smooth Lifting: The pre-lubricated lift ball bearing can reduce friction during rotation and ensure smoother lifting and lowering. Excellent Performance: The sturdy chain and structure give the product a high load bearing which reaches 330.69 lbs to give you confidence for lifting your garage doors.