197", Clear, Splinterguard, Enhances Visibility Of Cut Line, Can Be Matched Perfectly To The Saw Blade, Providing Precise Alignment To Your Cut Line, Saving Valuable Set Up Time, Best Protection Against Tear Out, For Cuts Both With The Grain & Across, Change Splinterguard If Switching Between Different Kerfed Blades Or Different Saws, Ensuring A Precise Match, THIS ITEM IS ONLY AVAILABLE TO FESTOOL DEALERS.