Microjig MATCHFIT U-Pad Clamp, 2-Pack low-profile precision dovetail track clamps designed to provide a superior hold without getting in the way of your work. These clamps feature a built-in fence that prevents material movement, ensuring a secure hold-down along any 14-degree by 1/2" dovetail track. for use with any MatchFit grid, jig, fixture, or workbench, the U-Pad Clamps slide effortlessly along the track, delivering versatility. Engineered for superior pressure application, a simple twist of the knob allows these clamps to hold materials ranging from as thin as 1/16" (1.5mm) to as thick as 1-1/8" (28.5mm). The included step riser block makes it easy to clamp thicker materials for glue-ups, routing, sanding, or assembly. Made in the USA, this 2-pack includes U-Pad Bases, Screw Adapters, Blocks, dovetail track screws, and wing knobs to provide everything needed for reliable clamping. Model Number: CN-P4K2