Freezing arrow and strafe is best setup.
Mine uses
+2/20ias Gothic bow
+2/priz/mana leach amu
Dual leach 2 res AR rings
Silks
Tarn
Death sash/glove
Tri res 30frw boots
Don't neglect Pierce and focus on mana leach, when you run out of mana use strafe to leach back.