The Broset? Precision Stop Block (W1109) is ideal for cutting multiple pieces to the same size. It also eliminates marking and adjusting the workpiece to the saw blade when cutting single pieces. Designed for use with self-stick measuring tape (included) and features micro-adjustable stops and two magnified hairline cursors for left and right of the blade operation. (Note: Works with fences 1-1/2” wide ( I.e.,size of a nominal 2x4), and a minimum of 2-1/4” in height.) Specification’s: Micro-Adjustable Stops Two Magnified Hairline Cursors Left & Right of the Blade Operation Fits fences from 1-1/2” to 2” wide & minimum 2-1/4” high. Asking $30.00 or BEST OFFER CASH ONLY No exceptions Thank You For Looking!