SawStop Cast Iron Extension Wings for the Contractor Saw, 2-Pack are designed to enhance both the appearance and stability of your SawStop Contractor Saw. These extension wings are engineered to align ly with the saw’s table, rails, and extension table, ensuring a seamless fit. Precision ground to a tolerance of .0118”, they provide an exact alignment that contributes to improved performance. Adding 70 more pounds, these cast iron wings increase stability and reduce vibration, making your work smoother and more precise. Model Number: CNS-CIWA