55", Guide Rail, Straight Guidance, Create Splinter Free, Glue Ready Joints When Paired With TS Saws, Or Perfectly Guided Dados, Flutes, Or Ploughs, With Of Router, Fully Integrated System, Use With Festool Routers Or Jigsaw For Expanded Capability, Non-Skid, Self Clamping Strips, Dual Clamping Strips On The Bottom Prevent Movement During Cutting Operation, Less Setup Time & Better Results, THIS ITEM IS ONLY AVAILABLE TO FESTOOL DEALERS.