California Prop 65 - This product can expose you to certain chemicals, which are known to the State of California to cause cancer or birth defects or other reproductive harm. Fits Toro Power Clear, 2008-2010, Power Clear 621R, 621E, 621ZR, 621ZE, 621QZR and 621QZE, 2012-2014, Power Clear 721 R-C, 2014, Quick Clear CCR 6053, 2008-2010, Quick Clear 6053R, 2011-2014 and Quick Clear 6053ES, 2013-2014.