Denis Wick Classic. Large symphonic C trumpet: Scintillating high register. A long-term favourite, the 2W gives a brilliant yet solid tone quality. A good all- rounder for the strong player . Designed in 1970 by George Reynolds, long-time section member of the LSO team. • Cup Diameter (inner): 17.00mm • Cup Diameter (outer): 28.00mm • Rim Width: 5.50mm • Bore Size: 3.74mm • Backbore: barrel shaped.