Original poster: "John Richardson by way of Terry Fritz <teslalist-at-qwest-dot-net>" <jprich-at-up-dot-net> Hello, E-Bay item 2517147190 is 8.5 x 17 Vectorboard. Should be good for MMC arrays. 19 available (17 now. I bought two!) at 16.50 using the "Buy It Now" option. John Richardson