If you want the value of our Commercial models, but need the performance of our Professional models, your wait is over. The 2170Pro-SS is exactly what you need. With all the features of our Commercial Series 2170 spreaders, but with the added bonus of the EarthWay® exclusive EV-N-SPRED® PRO Dual Port Adjustable Shut-Off System and a stainless steel "Diamond" chassis. The EV-N-SPRED® PRO Dual Port technology allows the user to control the balancing of the spread pattern on both the left and right side throwing port to equal the center. This technology makes balancing the spread pattern based on different materials fast and easy. EarthWay is the only manufacturer that has the EV-N-SPRED® technology, and if you need this type of accuracy now it’s available on the 2170Pro-SS. The 2170Pro-SS: Professional Technology at an affordable price.