KGUmusic Obsidian RB 135mm Trumpet
KGUmusic Obsidian RB 135mm Trumpet is backordered and will ship as soon as it is back in stock.
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Delivery and Shipping
Delivery and Shipping
We ship worldwide (except aggressor/enemy countries such as russia). VAT/customs may apply upon delivery.
If the item is in stock — it ships immediately and usually arrives within 2 weeks.
Made-to-order products may take 3–6 weeks. Shipping cost is shown at checkout.
KGUmusic Obsidian RB 135mm Trumpet
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Condition |
Brand NEW |
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Level |
Custom |
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Model |
Obsidian RB |
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Bell |
Bernd Sandner Handcrafted, One-Piece Red Brass, 135 mm (5.3") |
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Valve Block |
Carol Brass |
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Bore Size |
ML (Medium-Large) |
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Finger Rings |
Asymmetric KGUmusic Design |
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Water Keys |
Saturn |
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Trim Kit |
KGUmusic Heavy |
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Leadpipe |
Red Brass |
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Main Tuning Slides |
Red Brass, Reverse Design |
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Finish |
Patina with Glossy Transparent Lacquer |
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Case |
MG Leather Work Genuine Leather Bag |
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Accessories |
Valve Oil, Aqua Nozzle, Care Towel, Brushes |
The KGUmusic Obsidian RB 135mm is a handcrafted instrument that redefines modern brass craftsmanship. Built entirely by a master artisan, this trumpet blends traditional German techniques with innovative materials to create a distinct sound tailored for jazz musicians and performers seeking a unique voice. At the same time, its wide bell and rich tonal palette make it a perfect choice for classical players looking for a broader, more expressive sound.
Materials & Sound
The Obsidian RB is crafted from a combination of brass and red brass, ensuring a warm, rich tone while maintaining exceptional clarity and projection.
Red brass components add warmth and depth to the sound, producing a smoother, more lyrical timbre.
The result is a balanced, expressive tone with excellent response - ideal for both jazz phrasing and classical performance.
Design & Customization
A bold and elegant aesthetic makes the Obsidian RB a visually stunning instrument:
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Obsidian finger rings, adding a distinctive and refined touch.
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Heavy Trim Kit for greater stability and deeper resonance.
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Natural obsidian stone inlays, offering unique handcrafted character.
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Patina finish, giving the trumpet a vintage, time-worn look.
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Glossy transparent lacquer to protect and preserve the surface.
Designed for Every Musician
Whether you're a developing student or a seasoned professional seeking an instrument with personality, the Obsidian RB enhances every performance with its dynamic response, warm tone, and unique craftsmanship.
Customization Options
Looking to make it truly yours? We offer custom engraving and design modifications to bring your personal vision to life. A custom Obsidian RB isn’t just an instrument—it’s a statement piece and a memorable gift for any dedicated musician.
KGUmusic Obsidian RB – Let Your Sound Stand Apart.
Payment & Security
Payment methods
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