slide under the door for easy control by foot to lift and rotate the door, freeing up both hands to align and position the hinges for placing screws our package includes two door lifts, which are made of sturdy and plastic profiles, supports up to 100 kg, addressing door suspending requirements in carpentry and installation projects under demanding high-intensity conditions; They also have a non destructive structure and not damage the bottom of the door when raised the door lift adopts a CAM design with internal weight to keep the door lift level and flush with the floor, making it easy to deploy and operate the door lift adopts a cam design with internal weight to keep the door lift level and flush with the floor, making it easy to deploy and operate; Lift height up to 38mm high, ideal for positioning doors with higher floor clearance such as deep pile carpets or to lift up to remove or engage rising butt hinge pins the lifter is compatible with most door thicknesses and door types; The contact design can effectively protect the bottom of the door from scratches on the ground, provide stable support and reduce the risk of slippage, Manufacturer: Ounfhtrttk