i have a weapon with overall defense +5 thath i want to fuse to make its ranged power better. but the problem is that all of my weapons wont fuse with it and will get the overall defense +5. please help me, this is my weapon:
Bowl Arm

Ranged:1
Melee:0
Value:269

Overall defense +5
Status resistance +2
Shot homing +1
Speed +2
Melee combo: +2
Melee dash attack +4

I want to fuse it to create a weapon with better ranged power but keep the overall defence +5! i prefer to create a bow from it..
PLZ HELP!