I just found something that is a bit closer to what I am looking for. It is a bit on the small side though (10.4 inches long 2.4 inches wide and 4 inches tall). This is even smaller than Stone Colds bicycle trunk (13L x 4.75W x 6 T).

http://www.twistedthrottle.com/trade...tview/2020/79/

http://www.stonecoldoutdoor.com/catalog.php?cat_ref=6