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The Jupiter JSP1000S Fiberglass Sousaphone is one of the more sturdy marching instruments currently on the market. The JSP1000S features a durable white fiberglass body with a 26-inch bell for great projection plus an easily removable valve and slide body for easy maintenance.


Silver-Plated Brass Bell is made from the highest quality brass and finished with a bright silver-plate ensuring fine playability and tonal brilliance
Stainless Steel Pistons have remarkably smooth, fast action for improved agility and playability
Removable Valve Sections allows for easier, more economical maintenance and repairs
Key of BBb
Fiberglass Body
26" Bell
Stainless Steel Pistons
.687" Bore
Removable Brass Front Action Valve Section
Silver-Plated Valve Section
With Hard-Shell Case with Wheels (JSP1000S)
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