HANS HOYER K10A French Horn

Key: F/Bb. 

Bore: .468". / 11,90 mm. 

Bell: 12.204" / 310 mm hand-hammered medium-large (ML) throat bell (detachable)

Valves: 4 conical rotory valves, 3B linkage system. 

Features: Interchangeable mouthpiece receiver system (includes 6 tapers), full-flow switch valve, detachable gold brass leadpipe, yellow brass body, 3D adjustable finger hook, adjustable thumb lever and hand rest (flipper). 

Finish: Clear lacquer

Case: Deluxe Brazilian lightweight backpack-style case. 

Accessories: Mouthpiece, rotor oil, slide grease, torx/Alan wrenches, cleaning cloth. 

Mouthpiece position in the Horn’s lead pipe is critical:  For best response and articulation, each K10 is supplied with a selection of 6 different mouthpiece receivers to achieve a perfect fit with the most common mouthpiece shanks.