Ideal for utility trailers, pop-up campers, motorcycle trailers, cargo trailers, police station and more; folds easily for travel and collapsible for use; Adjustable telescoping feature sets the ideal height. Each stabilizer jack can support up to 650 lbs. Lifting capacity or 1,000 lbs. Load capacity if used correctly. Includes 2 automatic telescopic stabilizer jacks, 1 adjustment rod handle and mounting hardware (easy to read, includes detailed instructions) Height compressed: approximately 11.4", unfolded: approximately 45.5"; mounting holes 3" center to center; mounting plate approximately 4" x 2". Constructed with high quality industrial grade materials that are weather resistant and powder coated for rust resistance; Reliable and durable; The Deluxe kit includes 2 cylinders, a cylinder rod adjustment handle and four 3/8" self-tapping mounting screws. 1. High load capacity: The stabilizer jack can support up to 650 lbs and lift up to 1000 lbs. Strong supporting capacity effectively guarantees your parking safety. 2. COMPACT DESIGN: Easy to fold for travel. It features adjustable telescoping to establish the ideal height, can be raised and lowered up to 165mm and the length can be adjusted from 290mm to 455mm. 3. High quality material: This stabilizer jack is made of high quality iron with strong strength. And this material is durable and stable, can be used for a long time. 4. Wide range of applications: This stabilizer jack is suitable for utility trailers, campers, motorcycle trailers, cargo trailers, concession stands, campers, trailers, campers, etc. 5. Easy to use: The stabilizer jack is easy and convenient to use. It has no complicated or difficult operations for you when you need to use it. Specification: Item Type: Stabilizer Strut. Material: Iron Support Capacity: 650 lbs Lifting Capacity: 1000 lbs Adjustable Size: Approx. 290-455mm/11.4-17.9in Lifting length: 165mm/6.5in Closed height: 290mm/6.5in Compatibility: Suitable for motorhomes, trailers, SUVs, motorhomes list packing: 2 stabilizing cylinders 1 manual lever