Zildjian A Custom 18-Inch Rezo Pang Cymbal The new 18-inch A Custom ReZo Pang cymbal resurrects a classic cymbal design that was popular in the 60s and 70s. The flat outer flange design of the ReZo Pang models creates a unique Crash-Ride effect with an "oriental" flavor. The round bell des Copper Tin ratio of 80/20