I just ordered from Mapleshade, 15X18X4 custom mapleshade PLatform with Heavyhat Vibe Killers Triplepoint Set and Surefoot Triplepoint Cones. Go to the Mapleshade web site and read the reviews.
http://www.mapleshaderecords.com/tweaks/
http://www.mapleshaderecords.com/tweaks/