Mercer and Barker MB3 Tuba Mouthpiece Gold Plated

Up for purchase is a used Mercer & Barker MB3 Tuba Mouthpiece in rich gold plate. Mercer & Barker mouthpieces are celebrated worldwide by brass banders, orchestral players, and tubists for their precision British engineering, incredible rim comfort, and rich tonal presence.

This mouthpiece is in good pre-owned condition. It shows normal signs of everyday use, including standard insertion marks on the shank and faint finish wear on the gold plating along the shank from normal horn placement. The playing area, rim contour, and cup remain smooth, clean, and fully playable. It has been thoroughly cleaned, sanitized, and carefully prepared for its next owner.

SPECIFICATIONS

• Brand: Mercer & Barker

• Model: MB3

• Instrument: Tuba (Standard / Large Shank)

• Cup Diameter: 31.55 mm

• Throat Diameter: 9.00 mm

• Rim Width: 8.00 mm

• Finish: Gold Plated

• Comparable Sizing: Similar inner rim sizing to a Bach 24AW, Denis Wick 3 / 3L / 3XL, or Rath R3 profile, but with enhanced mass for a more centered core sound.

WHY THE MB3 IS AN EXCELLENT & POPULAR CHOICE The MB3 is widely considered Mercer & Barker's most versatile tuba mouthpiece. It sits comfortably on both EEb and BBb tubas, making it the ultimate choice for tubists who double between instruments or need a flexible, reliable everyday driver.

• All-Around Versatility: Plays exceptionally well across both high and low horns without sacrificing tonal focus or clarity.

• Signature Comfort Rim: Specially contoured rim profile designed to prevent embouchure fatigue and increase endurance during long rehearsals or heavy gig schedules.

• Large Throat & Medium-Heavy Build: The generous 9.00 mm throat combined with added mass gives the player a broad, warm, and room-filling sound with rock-solid stability.

CONDITION SUMMARY

• Overall: Good Pre-Owned Condition

• Rim & Cup: Smooth playing area with no dings or defects affecting playability.

• Shank: Round and straight; shows normal insertion marks and faint wear to the gold plating from standard use.

• Finish: Gold plating remains bright with light surface handling and polish marks.

Ships securely packed to ensure it arrives ready to play!