I didn't see that anyone had posted this yet. This covers kayfun, Cthulhu, Silverplay, GT-T 2, Goblin, etc.
RTA/RDA parts compatibility list for Kayfun, Cthulhu, Silverplay, GT-T 2, Goblin etc.: FastTech Forums
RTA/RDA parts compatibility list for Kayfun, Cthulhu, Silverplay, GT-T 2, Goblin etc.: FastTech Forums