Conn French Horn, 8D Type, Rotors and Bearings +3 Includes 2 valve slide O-rings

Includes 2 valve slide O-rings & 3 water key corks

Bach 38066Z

Fits Bach TR650 & Holton cornets & trumpets (but not T602

bottom OD 15mm

Conn French Horn, 8D Type, Rotors and Bearings +3 Includes 2 valve slide O-ringsGenuine Conn French Horn parts, 8D, 9D, & others, including some Conn trombones. Rotary valve parts. Brand new from Conn Selmer, not aftermarket. Contact me with your model if unsure. Customer verified some of these components do not fit older 1960s Elkhart 6D. Conn Rotary rotor bearings 16502: Rotor #4, 65. 75mm length, 17. 20mm diameter, 35. 80mm barrel length 16503: Rotor #1, 2, & 3, 65. 40 length, 22mm diameter, 35. 80mm barrel length