The Sigma features a unique concave bore leadpipe. This allows
good resistance in the upper register whilst not sacrificing
the lower register
This
is a versatile trumpet with an emphasis on lead playing
ML
.461" (11.75mm) bore 4.88" (124mm)
bell
Bell
model Sigma taper for focus and projection
Nickel-silver
leadpipe
Sold
out & no longer available to order
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