Yamaha 61D4L bass trombone mouthpiece. Lightly used and in great condition as photos show.
YAMAHA Silent Brass SB5J for Tenor Trombone Tenor Bass Trombone Bass Trombone
Yamaha Silent Brass SB5J for Tenor Trombone, Tenor Bass Trombone, and Bass Tromb
Yamaha Silent Brass ST9/PM5 For Trombone, Bass Trombone. Sennheiser
Yamaha Silent Brass SB5-9 Trombone Bass Trombone Japan Import
Yamaha SB5J Silent Brass Pickup Mute System for Trombone & Bass Trombone
