The most popular and best-suit model for orchestra. Very rich and symphonic sound. -the manufacturer
Specs:
• Cup Diameter: 17.15mm
• Cup: medium
• Throat: #25 (3.78mm)
• Backbore: L
• Rim Width: 5.823mm
• Rim Contour: flat
• Rim Top Balance: 43%
• Rim Bite: fairly sharp
• Similar to: Bach 1.25C