Telescopic Door Stopper Spring Loaded Heavy Duty Stopper Metal Adjustable Position with Foot Brake Wedges for Door Bottom Seam door stopper come to . upgraded door stopper is more convenient and flexible than traditional door stops, with adjustable spring, no need to ever bend down, just step it for instant release. door stop is sturdy and durable enough to hold open the heavy door, easy to install. Kickdown door stop avoids any creaking noise. Solid Grip and Sturdy Construction door stopper is made of premium aluminium material for long and stable use, rubber tip with 0.23 inch knob for lowering and raising the rubber foot. Adjustable knob at the bottom, which can help door stopper grip the floor tightly, silent anti-collision to use and prevent damage to the wall. Just make sure this doorstop contacts the floor in the right places. Such great kick door stop is also an ideal gift for your father, mother or anyone you concern. Easy Installation door stoppers contain screws and other necessary install parts in each pack. Use enclosed guidance sheet for marking screw holes. door stops for heavy doors installation needs less than 5 minutes. Take mental door stopper home, start a funny door stopper decorative installation. So simple that even adolescents can finish by themselves. Specifications: MATERIAL Stainless steel / Zinc alloy PRODUCT WEIGHT 200G PRODUCT SIZE 18.5 x 3CM Package Included: 1PACKAGE CONTENTS 1 × Kickdown Door Stops