Here is my latest truck base design. Its a adjustable base, giving you a range from 50 degrees, to 25. It works with Randals, and the like.
I will offer this only here on the Fish.
Pricing for the adjustables are $90.00 for one, and $165.00 for a set.
http://www.silverfishlongboarding.com/forum/longboarding-skateboard-vendors-manufacturers/92538-cindrich-boards-catalog.html#post1297535796