Compatible with Weber Genesis II 210 and Genesis II LX 240 E-240 S-240 Series Gas Grills 2017 And Newer, Replacement Parts for Weber 66094 66801 Dimensions: 18 7/8" x 9 15/16" includes the 2 stick out tabs Each, 18 7/8" x 19 7/8" Total, set of 2. Original weber part number: weber 66094, weber 66801 !!!!These grates are for the newer Genesis II LX grills, not the older Genesis Grills.Material: Heavy duty and long lasting Cast Iron; Cast iron retains heat superbly, able to produce prominent sear marks Safe and Non-toxic -- The cooking grill grates passed SGS testing to meet or exceed relevant standards Not compatible with Genesis 300 Series Pre-2016; Make sure you measure the size of your original parts and compare with ours BEFORE you order Hongso 18 7/8 inch Cast Iron Grill Grates Replacement for Weber Genesis II 210 and Genesis II LX 240 Series Gas Grills 2017 And Newer, Replacement Parts for Weber 66094, weber 66801, Weber Genesis II LX S 240, Weber Genesis II LX E 240