Used Greg Black NY 5 Trumpet Mouthpiece Top

From Greg Black: 

Designed with the lead trumpet player in mind. These mouthpieces will give a nice full sound in all registers from the bottom to the top of the horn. The classic New York lead sound! 

New York Model 5
Rim: Wide Throat: #27 Cup: Shallow Convex V 
Inside Diameter: 16.4mm/.646in Outside Rim Diameter: 1.116in