The replaceable impeller blade operates on the same spindle as the right-hand cutting blade. Designed with air inlet passages that allow positive air flow even when the mower is operated low to the ground in wet turf. ... It combines quick germinating Loretta and Accolade perennial ryegrasses with Abbey and Victa Kentucky bluegrasses to ... For more information please contact: The O.M. Scott aamp; Sons Company, 14111 Scottslawn Road, Marysville, OH, 43041; (800) 543-0006.