Enhance your woodworking precision with the Bosch Professional Guide Rail FSN 800, an essential accessory for both amateur and professional craftsmen. Designed to work seamlessly with your Bosch tools, this guide rail is a solitary piece that promises durability and accuracy on every project. The FSN 800 model, a testament to Bosch's commitment to quality, offers a robust and reliable solution for your cutting tasks. Its straightforward installation process ensures that you can get to work in no time, making it an invaluable addition to your tool collection. this is band new and I bought the wrong one and couldn't send it back.