Upgraded Door Installation Kit with Bubble Level, 2-Piece Heavy-Duty Door Dolly for 800lbs Pre-Hung Doors, Slab Doors & Front Doors-Professional Door Lifter Tool Door Installation Tools$$Tools

Built-in Bubble Level: Our door install kit features a built-in bubble level, showing you exactly when your door is perfectly straight—as easy as looking at a dashboard. Install like a pro without buying extra tools. No more crooked doors! Upgraded Load Capacity: Engineered with 0.16in(6 Guage) premium steel and reinforced by dual triangular structures, our door installation dolly delivers exceptional stability with an 800lbs load capacity.The perfect solution for commercial contractors, hospital installers, and security door specialists who demand equipment as tough as their jobsite requirements. Upgraded Wider Wheels: The upgraded new wider wheels keep doors perfectly upright - no hands needed! Work smarter with our hands-free door solution. Easy & Safe Transportation: Our door dolly with wheels features smooth-rolling 360°swivel caster wheels for effortless multidirectional movement. Precision ball bearings minimize friction for long-lasting performance, while the locking brake provides instant stabilization and enhanced safety during operation. This complete system ensures secure, hassle-free door transportation every time. A One-person Job: Revolutionize door installation with our innovative tool – now a one-person job! No more struggling with awkward positioning or needing extra hands. Our engineered design makes solo installation faster, safer, and more precise than traditional methods. Rational Design: Compatible with standard interior doors (1" to 1.9" thickness) and adjustable for precise installation heights from 0.2" to 1.18" off the floor. This universal design accommodates most residential door requirements while ensuring proper clearance for smooth operation. Important Tips: No worries if the adjustment knob came off during shipping—it’s not damaged! Just use a 5/64" Allen wrench to tighten this little screw, and it'll work perfectly right away!