1、Good Compatibility: The attic ladder spreader hinge arm is compatible for Werner Attic ladders, including models for Mk 5, WU2210, W2208, W2210. This ensures that you can easily upgrade your existing attic ladder with this hinge arm without compatibility issues. 2、Sturdy And Rugged: The upgraded attic ladder hinge arm features an electrophoretic paint technology and a three layers galvanization process, providing excellent wear resistance and erosion resistance. This rugged construction ensures long lasting performance and reliability. 3、Easy Installation: The attic ladder replacement kit comes with tools and needed parts, making the installation process easy. You can quickly and easily upgrade your attic ladder without any installation difficulties. 4、Time Saving: By replacing the attic ladder hinge arms replacement kit instead of the entire attic ladder, you can save both time and money. This cost effective solution allows you to extend the lifespan of your attic ladder without the need for a full replacement. 5、Wide Application: This attic ladder spreader hinge arms replacement has a wide range of applications and can be used in villas, cellars, basements, attics, etc., which is very convenient and practical. Item Type: Attic Ladder Hinge Arm Material: Zinc Alloy Application: for Werner Mk5, for WU2210, for W2208, for W2210 Weight: Approx. 2747.00g / 96.9oz 2 x Hinge Arms 8 x Screws 2 x Nuts 2 x Washers