Bora NGX 50" Clamp Edge Combo Kit 50" Guide Rail and 50" Extension Rail T-544100KClamping end moves with handle for easy adjustability from one side Locking handle grabs work surfaces for secure grip that wont budge 100 inch Cutting Capacity Made of heavy gauge, rigid aluminum for extreme durability Use with circular saws, routers, jig saws, and other portable power tools Part of entire NGX Clamp Edge System to cut and rip sheets and boards