Cruncher Trout Flies are such a versatile nymph imitating such a wide variety of the trouts natural food its a fly to keep in your box.
"The Cruncher is arguably my most productive nymph of all time. It imitates so much of the trouts natural diet and I never nymph fish without one. Teamed with my Daiwl Bach's or fishing a team of them, they never let me down. I have caught wild trout from the snowy mountains of Australia, wild brown trout in the Irish Loughs to the stocked rainbows in the British Isles." Quote from Iain Barr, a great tyer