BOTTOM GRATE, [ 17-1/16" X 10-1/2" ][ CAST IRON ], ;4 CROSS BARS, 11 RIBS;NOTE: IF YOU NEED 17-1/4" X 10-1/2" USE # 24-1218;ALSO, NOTE: OEM IS NOW USING QTY 2 # 24-1157 TO REPLACE THE;SINGLE GRATE # 24-1120 ( 17-1/16" X 21" );STAR BROILER 6000, 6100,;6024CBB-LP, 6024CBC, 6024CBD, 6024CBSB, 6024CBZ,6024CBZ-LP,;6036CBB-LP, 6036CBC, 6036CBD, 6036CBSB, 6036CBZ, 036CBZ-LP,;6048CBB-LP, 6048CBC, 6048CBD, 6048CBZ, 6048CBZ-LP,6124RCBD,;6136RCBD, 6148RCBD