[Request]A guide that explain how to ADAPT items between different chronicles

as title say i am asking for a guide or someone that can explain me and to some more newbie l2developers(i know there are many more,that's why they ask for directly adapt) how to adapt correctly items between chronicles Ex:Gracia Part 2>---> Gracia Final

waiting for answers;)

p.s.:i just found a little guide by Grisom that explain how to adapt weapons,but is not clear at least for me http://www.maxcheaters.com/forum/index.php?topic=34516.0