Guide Rail FS FS 1080/2 - 491504Functions Festool FS Guide rails are available in eight different lengths from 32 inches to 197 inches (800 5000 mm), providing the right rail for every application. The integrated splinterguard aligns perfectly to your cut line, saving set up time and serving as protection against tear out, on cuts both with the grain and across. Guide rails can be easily connected using the accessory guide rail connectors for a rigid, secure and continuous