Constructed of high-grade steel and built to exacting standards for quality and durability Lead-free paint finish is applied after a thorough chemical wash to ensure a long-lasting finish and to help prevent rust Paint is oil, grease and dirt-resistant for easy cleanup Operates at full capacity in tension or compression mode, upright or inverted Self-locking design provides added safety ASIN B00ULDDOXQ Color Black, Red Brand Name Strongway Style Name Screw Item Weight 20.9 Pounds Manufacturer Strongway Load Capacity 15 tons Material Type Alloy Steel Minimum Height 6 Inches Maximum Lifting Height 21.5 Inches Compatible with Vehicle Type Tractor, Trailer, RV, Bus