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  • NEW Harrelson GS18 Special Prototype

NEW Harrelson GS18 Special Prototype

SKU: GS18
$5,495.00
$5,495.00
Unavailable
per item
Video review! This brand new GS18 offers maximum bell resonance in a lightweight design. The GS18 trumpet was built to test new prototype tuning slide cast from Red Brass.
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Harrelson GS18 Bb Trumpet

The very first screw design bracing in stainless steel
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2025 GS18 Prototype Trumpet

Base Price: $5495
Key: Bb
Genre: Built for All Around playing, and great for Solo, Jazz, Lead, Symphonic, Chamber
Weight Class: Medium Light
Resonance Rating: High
Efficiency Rating: Medium

Laser Sintered Bracing: experimental Laser Sintered Stainless Steel Simple Strut top bracing
Venturi: variable with VGR system
Receiver: 24k gold VGR - Venturi Gap Receiver in 5/8" diameter with limited edition slotting
Drawn Leadpipe: 1 (versatile)
Tuning Slide: prototype Simple Strut Filled SWE Tuning Slide in cast Red Brass
Bell: 10, yellow brass, large taper, standard thickness, standard diameter
Finger Rings: Standard
Finger Buttons: 24k gold with Onyx Deep Acrylic inlays
Valve Stems: Aluminum, HEVS are optional
Top/Bottom Caps: Medium in 24k gold
Water Keys: Amado
Third Slide Stop: Screw
Finish: Raw
Delivery: Ready to ship

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Location

Have questions?

Our address is 5650 Lowell Blvd unit B, Denver, Colorado 80221
Send an email by clicking the envelope icon to the right. Or call ahead and visit us for an in-person play test session and tour. 303.657.2747

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  • Performance
    • Promotions
    • SpectraTone
    • Build My Mouthpiece >
      • Intro to Mouthpieces
      • Artist Series >
        • Artist Bodies
        • Artist Rims
    • Mouthpiece Components >
      • Rim Sizes
      • Cup Sizes
      • Throat Sizes
      • Body Sizes
      • Backbore Sizes
      • Nut Sizes
    • Increase Efficiency >
      • Mod Kits
      • Finger Button Options
    • Adjustable Performance
    • Adjustable Peformance Tools
  • Clients
    • Our Clients
    • Client Features
    • Trumpet Components >
      • Leadpipes & Bells
      • Tuning Slides & Bell Crooks
      • Receivers
      • Bottom Cap options
      • Water Keys
    • Contact Us
    • Shipping
    • Instrument Registry
    • Acclimation
    • Maintenance
  • Jason's Blog
    • Jason Harrelson
  • Advantage
    • Clinics & Tours
    • The Harrelson Story
    • Technology
    • News >
      • Jen's Blog
      • Company History
      • Lessons Link >
        • Teacher Information
      • Get Social
    • Trumpet Momentum >
      • Trumpet Momentum Level 1 >
        • TM 1 - Blog
        • TM 1 - Assessments
        • TM 1 - Exercises
      • Trumpet Momentum Level 2 >
        • TM 2 - Blog
        • TM 2 - Assessments
        • TM 2 - Exercises
        • TM 2 - Beta Testing
      • Trumpet Momentum Level 3 >
        • TM 3 - Blog
        • TM 3 - Assessments
        • TM 3 - Exercises
        • TM 3 - Beta Testing
        • TM 3 - Case Studies
        • TM 3 - Regional Clinics
    • We have Your size
    • 100% Guarantee
  • Store
  • Instruments
    • Rumors & Dreams
    • Model Comparison
    • Buy A Harrelson
    • Muse Modular MMXX
    • 2023 VPS Summit G-Series
    • "X" Series
    • Trumpet Gallery