Labor Saving Arm Jack 2 Pack Hand Lifting Jack Tool Ladder Jack with Controlled Lowering Device Height Adjustable Sturdy Ladder Load Stand Load Bearing Ladder Jack Bracket Product Description Labor Saving Arm Jack 2 Pack Hand Lifting Jack Tool Ladder Jack with Controlled Lowering Device Height Adjustable Sturdy Ladder Load Stand Load Bearing Ladder Jack Bracket 2PCS Ladder Jacks Adjustable Stabilizer Tripod Load Bearing Bracket Alloy Steel Ladder Stand Kit EASY TO INSTALL: This ladder jack is easy to install,and there is the manual.You don't need to worry about the installation problem. EASY ADJUSTMENT: The metal ladder jack can be adjusted to fit circular or D step ladders, installed on both sides of the telescopic ladder. WIDE APPLICATION: This adjustable ladder jack can be used for wall or ceiling painting, window repair, etc., suitable for home or factory use. DURABLE AND STABLE This ladder jack is made of alloy steel,which is very stable and durable. The load capacity of each ladder jack is about 120kg / 264.6lb. PORTABLE DESIGN These brackets are lightweight and compact, easy to use and carry, can be placed in the trunk of vehicles or the rear of trucks. APPLICABLE SIZE These adjustable ladder jacks can be easily connected to the ladder, and suitable for platforms up to 20 inch in width. Specification: Item Type: Ladder Jack Product Material: Alloy Steel Product Load Bearing: Approx. 120kg / 264.6lb Size: Approx. 45.7 x 25.6 x 8cm / 18 x 10.08 x 3.15in A pplication: Suitable for platforms with a width of less than 20 inch, used for wall panel painting, window repairs, general repairs, etc. Package List: 2 x Bracket Body 1 x English User Manual 2 x U Shape Plates 2 x Long Strip Plates 2 x Sawtooth Adjustment Plates 12 x Long Screws 4 x Short Screws 16 x Nuts 4 x Gaskets