Enhanced Security & Privacy protect: Effectively improves folding door and sealing by replacing worn components Creates a secure, private space for your family while eliminating potential hazards Perfect Compatibility & Wide Application: Specifically designed for 1 3 / 8 " folding doors, this repair set ensures seamless compatibility with various folding door structures Ideal for homes, offices, and commercial spaces, it solves common operational issues strong component for Long Term Use: Crafted from high strength carbon steel, this accessory excellent wear resistance and anti erosion properties Withstands frequent opening / closing while maintaining stability, extending your folding door ' s life Cost Effective Solution: Provides outstanding value by prolonging door functionality without full replacement The styles carbon steel construction with 1 3 / 8 " elastic shaft compatibility delivers maintenance for folding doors Easy Installation & Time Saving: User friendly design includes complete installation instructions and necessary tools for quick replacement or repair not professional skills required achieve easy setup in minimal time, Manufacturer: OSNIYAW