how to parrying

[RN1986]

how to set an item autocast of level 10 parrying when hit?

[Bin4ry]

You can see a list of item bonuses here: https://rathena.svn.sourceforge.net/svnroot/rathena/trunk/doc/item_bonus.txt

bonus3 bAutoSpellWhenHit,"LK_PARRYING",10,100;

as

bonus3 bAutoSpellWhenHit, <skill> , <level> , <chance / 10> ;