Specification Brand : YXGJDP BulletPoint1 : Easy To Install: Place this product under the object that needs to be supported, and just turn the height adjustment nut to adjust to the desired height. BulletPoint2 : Easy To Use:These house leveling jacks are easy to install and adjust, designed to stabilize and support beams and joists during construction and repairs. Application Scenario: Old houses and natural disasters often cause floor joists to crack, support beams to rot, and porches or decks to sag. Use adjustable jacks to reinforce your home's structure to make up for these shortcomings. Basement floor joist support jacks are available. BulletPoint3 : Application Scenario: Old houses and natural disasters often cause floor joists to crack, support beams to rot, and porches or decks to sag. Use adjustable jacks to reinforce your home's structure to make up for these shortcomings. Basement floor joist support jacks are available. BulletPoint4 : Surface Treatment: The upper part of these foundation leveling jacks is made of galvanized finish, and the lower part is made of black oxide finish, which is strong, durable, and long-lasting, with anti-rust and anti-corrosion properties. BulletPoint5 : Multiple Uses: Use these adjustable floor jacks to temporarily secure weak floors, crawl spaces, heavy load areas, stairs, or roof trusses. Color : Sliver/Black CompatibleWithVehicleType : Car ExternallyAssignedProductIdentifier1 : 0725683334364 ExternallyAssignedProductIdentifier2 : 725683334364 IncludedComponents : Comes with housing ItemName : YXGJDP 4-Pack Lift Supports,Adjust Supports,Level Supports,Floor Jacks,Floor Straightener,Adjustable House Jack for The Floor,Post 8" to 12" ItemPackageDimensions_Height : 27.0002 centimeters ItemPackageDimensions_Length : 10.8966 centimeters ItemPackageDimensions_Width : 21.59 centimeters ItemPackageQuantity : 4 ItemTypeKeyword : floor-jacks LoadCapacity : 5000.00 pounds Manufacturer : YXGJDP Material : High Carbon Steel MinimumHeight : 8 inches ModelName : 8"-12"-04 ModelNumber : 02 NumberOfItems : 4 PartNumber : 8“-12” ProductDescription : Lift Supports,Adjust Supports,Level Supports,Floor Jacks,Adjustable House Jack for The Floor,Mini Screw Jack- Post 8" to 12" Size : 10/20Ton Load Capacity Style : Bottle Jack UnspscCode : 24101600 WarrantyDescription : 1 Year