Grassi STB850 B♭ Tenor Trombone – School Series

Grassi STB850 B♭ Tenor Trombone – School Series

The Grassi STB850 B♭ Tenor Trombone is a reliable and accessible option for beginner musicians and school ensembles. Part of the Ida Maria Grassi School Series by Proel, this student-model trombone offers smooth performance and a durable build—perfect for young learners starting their musical journey. With a lacquered yellow brass body and nickel inner slide, the STB850 provides comfortable handling and long-term reliability.

This instrument includes a high-quality foam backpack case, a mouthpiece, and cleaning cloth—everything needed for a ready-to-play setup right out of the box. Its ergonomic construction and smooth slide action make it a top choice for educational programs and individual practice alike.

Key Features

• Pitch: B♭ Tenor Trombone – standard for student and school use
• Bell Diameter: 204 mm (8") for rich tone and solid projection
• Bore Size: 12.7 mm (0.5") – ideal for beginners and younger players
• Finish: Lacquered yellow brass body with nickel inner slide for smooth playability and corrosion resistance
• Outer Slide: Lacquered for durability and aesthetic appeal

Included Accessories

• Foam-padded backpack-style case for easy transport
• Mouthpiece included for immediate play
• Cleaning cloth for maintenance

Specifications

Why Choose the Grassi STB850?

• Ideal for Students: Lightweight and easy to handle with smooth slide action
• Full Starter Kit: Includes mouthpiece, case, and cleaning cloth
• Educational Value: Covered by a 4-year warranty upon registration
• Trusted Make: Built under the respected Ida Maria Grassi name, supported by Proel

Reliable Performance for Aspiring Trombonists

The Grassi STB850 School-Series Trombone offers a well-balanced combination of durability, playability, and affordability. It’s a smart choice for music students, school programs, or any beginner looking for a solid first instrument to grow with.