MP's Brown Bomb

Somehow I just came up with a slight variation of what you see here, and was swinging this spey at the mouth of the Pike when the Brown Trout were on the hunt. A hammering hit followed by a breakoff convinced me that this is a fly I should refine and fish more!

Hook - Daiichi 2161 Size 1
Body - White SLF
Counter Rib - Silver Flat Tinsel, Medium
Spey Hackle - Black Schlappen
Wing - Orange-Dyed Mallard
Thread - Black