A 4 wt is definitely not too heavy for Euronymphing. The good thing about the Brook is it makes a very nice dry fly rod on big waters too.
Quote Originally Posted by jgrossing View Post

Thanks for the kind offer. I have just borrowed a Cortland Competition Nymph 10'6" 4 wt to try. Do you know how the Cortland Brook compares to the Cortland Competition Nymph? I fear that a 4 wt is a little on the heavy side for Euro nymphing, but I thought I'd give it a try.