N31 3ft (.91mm) straight, 5/8” (15.9mm) rod

N31 3ft (.91mm) straight, 5/8” (15.9mm) rod for use on baritones, sousaphones and with the N81 sax dent balls. Also uses N80CS, N80DS and N80ES balls.

N31A 3ft (.91mm) straight, 5/8” (15.9mm) rod, bent on C ball end for use in Alto sax bows.

N31B 3ft (.91mm) straight, 5/8” (15.9mm) rod, bent on D/E rod end for use on Tenor sax bows.