Top quality springs that are made into a graded set to cover bass / middle / treble.
12 Piano Damper Springs for Upright Pianos
12 Piano Damper Springs for Upright Pianos 3 grades bass middle and treble
Piano Damper Springs -Full Set- for Upright Pianos
Piano Damper ABS Bass Piano Damper Sound Dampening
Piano Damper ABS Bass Piano Damper Long-Lasting
Piano Damper Long-Lasting Bass Piano Damper Easy to Install
