【Wide Compatibility for Multiple Door Types】
Supports 1-3/4” and 2-1/4” thick doors, including pre-hung, slab, entry, barn, French, fire-rated, and steel frame doors. 
Includes clips to accommodate 1-3/8" doors as well — Heavy-Duty Steel Construction, Weighing doors up to 500lbs, Solo Install Ready

【Well-designed Door Installation Tool】
Crafted from high-strength steel, this Door Installation Kit offers outstanding durability and reliability for long-term use. 
The quick-lock clamping system firmly secures the door in place with a single motion, while the ergonomic soft-grip handles ensure comfortable, precise control during operation. This tool streamlines the process by allowing you to position and install the door in one step—greatly reducing fatigue and saving time

【One-Person Installation】
Installing a door without tools requires at least two people to complete. 
This kit allows one person to independently complete the transportation, positioning and installation of the door, significantly improving construction efficiency by at least 60% and reducing manpower requirements and physical burden

【Main Advantages of the Kit】
Smooth-gliding caster wheels support free movement in all directions. 
Each wheel features a lock to secure position during installation. 
Each dolly enables precise vertical and directional adjustment to keep the door perfectly aligned without constant repositioning. 
Rubber padding and cut-out inserts protect delicate surfaces during operation, reducing scratches, dents, or tipping accidents

【Quick Setup and Removal】
Clamp the tool, roll into place, adjust, and install—then simply release and remove. 
No repeated lifting or extra repositioning needed. 
Whether you're a DIY homeowner or a professional contractor, this tool delivers precision, convenience, and lasting reliability for every door installation task

【Package Included】
2pcs heavy door installation tool