The range of M&B Horn Mouthpieces and has been designed around the player, the rim gives you extreme comfort that reduces lip fatigue, immediately you will hear wonderful tones and  responsiveness of the mouthpiece with clear articulation and easily centered notes, excellent tuning and intonation across all registers, it simply allows the player to play.
This model is finished in a simple Bright Silver Plate polished to a mirror finish.
Pure and Simple
 
Model
Cup Diameter
Throat
Rim
Comparison
MB1A-SB
19.50mm
5.40mm
6.10mm
K&G 1 / Wick1 / Wedge TH77
MB1-H
19.50mm
5.40mm
6.00mm
K&G 1 / Wick1 / Wedge TH77
MB2-H
19.00mm
5.40mm
6.00mm
K&G 3 / Wick2 / Wedge TH75
MB3-H
18.50mm
5.20mm
6.25mm
K&G 5 / Wick3 / Wedge TH73
MB4-H
18.00mm
5.20mm
6.35mm
K&G 7 / Wick4 / Wedge TH71