NS Radius Prototype 1 – Hap Kuffner Collection

For serious collectors and music historians, this is a once-in-a-lifetime chance to own a rare, museum-grade instrument—the NS Radius Prototype 1, previously owned by the iconic Hap Kuffner.

Why This Bass is a Legend:

• Hap Kuffner’s Legacy: A pivotal figure in music history, Kuffner co-founded Mandolin Brothers and collaborated closely with Ned Steinberger, the visionary behind revolutionary guitar designs. This bass represents a key moment in the evolution of modern instrument craftsmanship.
• Prototype Rarity: As the first of its kind, this NS Radius Prototype 1 showcases Ned Steinberger’s groundbreaking approach to ergonomics and tone—a true piece of design history.
• Collector’s Dream: One-of-a-kind, impeccably preserved, and brimming with provenance, this bass belongs in the hands of a discerning collector or a museum.

Condition & Details:

• Vintage prototype with unique features not found in production models.
• Historical significance tied to Kuffner and Steinberger’s innovations.
• Includes any available documentation (gig bag COA, and signed letters from Ned and Hap).

🔹 Serious inquiries only—this is a rare artifact, not just an instrument.

Don’t miss your chance to own a true piece of music history—act fast!