Detail 01
.460-inch (11.68mm) bore
It is the B1’s stated medium-large bore size.

Independent shopping perspective
Schilke’s B1 Traditional Custom Series Bb trumpet is built around a .460-inch bore, reverse leadpipe, and rounded full-radius tuning-slide bend for a free, open playing feel. Its large-throat bell is described as covering a broad sound-color range, from rich and full-bodied dark tones to a ringing brilliance when wanted. The listed version combines a yellow brass bell with a silver-plated body, plus Monel valves, a first-valve thumb saddle, and fixed third-valve ring. A Schilke Standard Series mouthpiece and custom double hard case are listed.

Strong match
What matters in use
Catalog numbers tell only part of the story. These are the details most likely to change how this product feels, sounds, or fits into a setup.
Detail 01
It is the B1’s stated medium-large bore size.
Detail 02
These design elements are identified with the B1’s free, open feel.
Detail 03
The bell design is associated with its range from dark, full-bodied color to ringing brilliance.
Detail 04
Monel is the listed valve material.
Final check
Product questions
Straight answers to the questions shoppers most often ask about this product.
It is a Bb trumpet.
The listed bore is .460 inch (11.68mm).
A custom double hard case is listed.
Reference
The complete catalog record, organized around the decisions musicians make when comparing gear.