Dual cylinders with low friction chain rollers. Automatic arm restraints. Electric override. Auto safety shut-off. Two-post hydraulic lift CAR LIFTThe lift is also equipped with dual cylinders with large lifting chain.Great home Lift, reliable, safe, and tough built making it ideal for Homeowners.Powder coated paint finish. ModelQL40QL4LQL4WQL4MQL5MQL5ELifting ...