The White Plastic Sliding Shower Door Bottom Guide Track Replacement kit is perfect for homeowners looking to enhance the appearance and functionality of their bathtub enclosures. Made of durable, high-quality plastic, this kit is designed to replace the existing glass sliding shower door bottom guide track, ensuring a sleek and modern look to your bathroom. The 3-inch long rail assembly kit includes two pieces, allowing for precise alignment and smooth gliding of the sliding door. This kit is compatible with glass doors up to 7/16-inch thick, providing a safe and secure fit for your new door. With its easy-to-install design, you can complete the project in no time, transforming your bathtub enclosure into a space you'll love to enjoy.