Spirocore 1/2 Bass G String: Medium

The Spirocore 1/2 Bass G String: Medium is a premium replacement string for double bass players who want a lively feel, focused sound, and dependable longevity on a 1/2 size instrument. Johnson String describes Spirocore strings as built with a flexible multiwire spiral rope core that offers a longer period of musical vibration while significantly reducing inertia. That construction helps the string respond quickly and feel active under both the bow and the hand, making it a strong choice for advancing students, serious amateurs, and professional bassists alike.

As part of the Thomastik-Infeld Spirocore Orchestra line, this medium-gauge G string is designed for players who need versatility as well as durability. Johnson notes that Spirocore strings are equally effective for arco and pizzicato playing, while Thomastik's official product listing for the matching 3885,3 family confirms chrome winding, spiral core construction, and crimp ball end hardware within this series. For bassists looking for a high-performance upright bass G string with clear response and a well-established reputation in orchestral, jazz, and crossover settings, Spirocore remains one of the most trusted names in the category.

Features & Specifications

• Instrument Fit: Sized for 1/2 double bass.
• String: G string.
• Gauge: Medium gauge.
• Core Material: Steel core with flexible multiwire spiral rope construction.
• Winding Material: Chromesteel or chrome winding.
• String End: Ball end / crimp ball end.
• Tone & Vibration: Designed for a longer period of musical vibration with reduced inertia.
• Response: Equally effective for arco and pizzicato playing, with high responsiveness.
• Durability: Built for long-lasting performance.
• Manufacturer Model: Thomastik-Infeld model 3885,3.
• Brand: Spirocore by Thomastik-Infeld.
• Line: Part of the Spirocore Orchestra double bass series.