18.748,45 €
Additional 1st valve trigger (+ 975,80 €)
Additional 2nd valve trigger (+ 773,50 €)
Additional 4th valve trigger (+ 975,80 €)
Double trigger on 1st valve (+ 1.511,30 €)
Detachable 5th valve in 4th slide (+ 1.309,00 €)
String mechanism (+ 89,25 €)