This used Backun Richard Hawkins Signature Series II 'S' Facing ebonite Bb clarinet mouthpiece. is in good playing condition. As part of the Signature series, it reflects a refined, professional-level design intended for serious players. Crafted from ebonite for a comfortable feel and a centered, focused sound. Fully inspected and professionally cleaned by our in-house band repair technician. New examples typically sell for around $400, making this a strong value.0.