3/4 Bb Tuba, STU300

The GR STU300 Ida Maria Grassi Bb tuba is a 3/4 size instrument designed to provide ease of handling, comfortable response, and solid construction, making it particularly suitable for students, youth bands, and school environments. Its compact dimensions support proper posture and easier control while maintaining depth and presence of sound.

The 19.00 mm bore ensures steady airflow and responsive playing characteristics, while the 425 mm bell delivers broad projection and a full, rounded tone. The three top-mounted stainless steel pistons provide smooth action, precision, and long-term durability. The lacquered finish, including the leadpipe, protects the instrument and preserves its appearance over time.

The tuba comes with a molded foam case with wheels for convenient transport and includes a mouthpiece and cleaning cloth. A well-balanced and reliable instrument designed to confidently support early study and band performance.