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About the alphorn mouthpiece
Let your friends play your alphorn with their own mouthpiece. The designer (writing in German) suggests this printed mouthpiece for guests, for practice, or as a spare.
Print it in PLA or PETG with a brim and no supports; they used 4 perimeters with a 0.4 mm nozzle at 0.2 mm, 0.1 mm or adaptive layers. Afterwards, sand the rim a little to round it off so it's comfortable on the lips.
What you'll need
Printed parts
The mouthpiece
Bought parts
Nothing
Tools
Fine sandpaper to round the rim
Build overview
Print settings
Material: PLA or PETG
Nozzle: 0.4 mm
Layer height: 0.2 mm, 0.1 mm or adaptive
Walls: 4
Adhesion: Brim; no supports
Photos
All photos: flatisboring, from the design page on Printables, licensed CC0. We resized them and converted them to WebP.