Lyre Screw, Holton, LeBlanc, Selmer, & Vito Bass Clarinet, nickel-plated Polish Yamaha YFH-631 & 731 Flugelhorn

Yamaha YFH-631 & 731 Flugelhorn & YAH-210 Alto Horn & others

FH200 Flugelhorn & many others

Jupiter 41-P601

such as the BTR1277(s) & BTR1287(s)

Lyre Screw, Holton, LeBlanc, Selmer, & Vito Bass Clarinet, nickel-plated Polish Yamaha YFH-631 & 731 FlugelhornLyre Screw Holton, LeBlanc, Selmer, and Vito alto & bass clarinets. P N 6B311A. See my Lyre & Neck Screw reference sheet for additional sizes. Contact me if you wish to verify your model's fit or you need other parts. MODEL BRAND SUBCATEGORY LEVEL 55 Noblet Alto Clarinet Intermediate 300 Leblanc Alto Clarinet Professional TU331BB Holton Tuba Professional TU330CC Holton Tuba Professional BC604 Holton Bass Clarinet Student BC602 Holton Bass Clarinet