This interesting colour combination actually work incredibly well for both trout and grayling. The silver bead is particularly effective in dirty water conditions or on waters which do not recieve lots of fishing pressure- fish don't tend to miss a silver bead!
Hook- Barbless jig 16/ 14
Bead- 3mm/3.5mm Tungsten Silver
Overall weight of fly 0.26g (16) 0.33g (14)
Body- Black thread
Tail- Medium Pardo CDL
Rib- 0.1mm Silver
Thorax- Fario Purple UV mix