Need a sturdy, reliable way to prop up a sagging floor, level a beam, or stabilize your RV steps? This 4-pack of mini screw jacks is your new best friend! Made from high-quality steel with a tough black powder coating, they're built to last and resist rust. Each jack adjusts from about 7 to 10 inches in height—perfect for all sorts of quick fixes and temporary supports around the house, garage, or campsite. Using them is a breeze: just grab a pipe wrench, turn the screw to your desired height, and tighten the locking nut. There's even a safety lock set screw for extra peace of mind. Great for shoring up weak floor joists, acting as furniture legs, or keeping your RV from wobbling. They're compact, versatile, and super handy for any DIYer. If you run into any issues, just reach out—we're here to help! Get your set and tackle those projects with confidence.