1240 x 17280
1240 x 17280 = 21427200
Example of 1240 x 17280 pixels banner dimensions.
1190 x 17330 1200 x 17320 1210 x 17310 1220 x 17300 1230 x 17290
1240 x 17230 1240 x 17240 1240 x 17250 1240 x 17260 1240 x 17270
1240 x 17330 1240 x 17320 1240 x 17310 1240 x 17300 1240 x 17290