Caught a 13" cuttbow with a #10 caddis emerger of my own design using my Sage SLT 1 wt. A #10 fly with a 1 wt? Yep, no problem. This was in a small stream in some good current. My 1 wt. is a strong, special and refined tool, but no way is it a toy. That is a silly suggestion. Fish one and see!