nice work! I'm a big believer in rattles for flats flies. It makes a difference for sure.
I've been experimenting with old guitar strings I used to toss. They have a lot of potential for all kinds of shaping and extension. Will post some pics this winter.
IFFF Certified THCI @ 2005
Capeflyfisher Guide Service
Island Hopper, Guitarist, Incurable Dreamer
and Founder, Worldwide Flyfishing Forum