Specification Brand : ELLIS BulletPoint : Plugs Wall Hooks 4 mm x 21, 32, 38, 45, 46 mm BulletPoint1 : SCREW JACK: The Ellis 4x4 Screw Jack is an extremely versatile product that will allow you to create an adjustable support of any length with your own 4x4 lumber. This product is designed to provide structural support in residential, commercial, trench, and collapse rescue shoring applications. BulletPoint2 : EASY TO USE: Designed to provide either vertical or horizontal support, this adjustable screw jack, which acts like a lally column, is functional, strong, and heavy duty. To adjust the height of the screw jack, simply turn the "U"-shaped handle until you reach your desired height. Lock the safety screw in to set the height for long-term support applications. BulletPoint3 : SAFE & SECURE: Built with high-quality steel, this screw jack is designed to be long-lasting and durable. This product is equipped with a safety lock. You can tighten the safety lock with an Allen wrench once the final adjustment has been made. 4 5/16" diameter holes are provided to secure the base plate to the solid foundation. BulletPoint4 : SPECIFICATIONS: Safe Load Capacity: 15,000 lbs; Weight: 12 lbs; Minimum Overall Height: 14.25"; Full 6" Adjustment with 1.25" Dia. Acme Threaded Screw, Type of Finish: Galvanized BulletPoint5 : TRUST IN ELLIS: Ellis Manufacturing Company has been a leading manufacturer of construction materials since 1951. Our primary focus has always been on shoring equipment for commercial and residential construction. Ellis is dedicated to providing unbeatable quality, affordability, and customer service. Color : Gray ExternallyAssignedProductIdentifier1 : 3219510115976 ExternallyAssignedProductIdentifier2 : 03219510115976 IncludedComponents : Ankle chain for cavity walls 45 pieces ItemName : ELLIS Adjustable 4x4 Screw Jack with Galvanized Finish, Range of Adjustment 6"- Safe Load Capacity (15,000 lb) ItemPackageDimensions_Height : 22.3 centimeters ItemPackageDimensions_Length : 1.9 centimeters ItemPackageDimensions_Width : 16.1 centimeters ItemPackageQuantity : 1 ItemShape : Round ItemTypeKeyword : hardware-brackets LoadCapacity : 15000 pound Manufacturer : ELLIS Material : Alloy Steel MaximumWeightRecommendation : 35 pounds MinimumHeight : 6 inches ModelName : JIAOMA ModelNumber : 11597 MountingType : Wall Mount NumberOfItems : 1 NumberOfPieces : 20 PackageLevel : unit PartNumber : SJ-4G ProductDescription : COGEX Cheville + Crochet pour mur creux - Assortiment 45 pcs - 4 mm x 21, 32, 38, 46 mm ProductSiteLaunchDate : 2015-05-23T05:58:16.234Z RecommendedUsesForProduct : Chair Size : 4x4 Galvanized Style : Modern SupplierDeclaredDgHzRegulation : not_applicable SurfaceRecommendation : Hardwood UnitCount : 20 UnspscCode : 24100000