GR Compu-Bal Trumpet Mouthpiece 66 Rim BR_TBMP Q Series Rims

Q Series Rims

great for microphone work and records well

this design allows for the lip room of the S cup with the edge and compression of the Z cup

Groove mouthpieces have a special structure called “The Groove

GR Compu-Bal Trumpet Mouthpiece 66 Rim BR_TBMP Q Series Rims66 Series: . 660" 16. 76mm The Standard GR Rim is composed of medium characteristics. This rim is comfortable and is generally easy for most players to adapt to quickly. The width may feel a bit more generous than traditional rims and will aid endurance. Flexibility is good and articulations will be cleanly defined. This is our most popular rim choice and "blind" tests have proven that it is favoured over many conventional rims. Standard Rims have no