cup width: 3 1/4"
cup length: 3 3/8"
bottom opening: 1"
standard length: approx. 8 feet
# cups (std. length): 21.
We have recently improved this simple design in pure, unfinished copper. The curves flow more smoothly in the design, the bottom hole is larger and the copper is thicker. We have added a folded lip in the top of the cup for extreme stiffness. Superior to competing products.