Reload Cancel Macro (I need help)

I bought Razer Naga but I don't the key combination for Reload Cancel can someone please tell me and help me?

Q.Q Here its my Slot 1 .. i marked the number of the slot this one is slot 1 -> slot 1 needs to be empty :D but have fun with that ^.^ (made by me)

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a easy way is to use a iwj makro, just press it when you have to do the 2x space bar action in the move... you know what i mean ?