BOB REEVES Trumpet Mouthpiece 43W/S 692

BOB REEVES Trumpet Mouthpiece 43W/S 692, Inner Diameter: 17,066mm, Semi-round, medium-cushion with a soft bite, Shallow bowl shaped cup, The 43W rim is functionally similar to a Bach 2 3/4C with cushion, 7CW, and 3CW rims. Darker and broader tone than the 69 backbore but still with a well defined core. The 692 works great for strong players who dont prefer the efficiency of smaller backbores and for players who have tighter horns.