BORA WTX Edge Clamp, Stainless Steel, 165 lbs. Clamping Force, Straight Cuts, Ruled Extrusion, 100-in Cutting Capacity in the Clamps department at Lowes.com
How To Make A Self-Clamping Straightedge Guide - YouTube
52" to 104" Low Profile Straight Edge Clamp System - Rockler Woodworking Tools