Yamaha Euphonium, YEP-321 YEP-621, Water Key Set - Tuning Slide Slide Bumper This cap is for the

This cap is for the intermediate 1460S model

for 3 valve brass instruments

4 valve fits:18I Conn Baritone19I Conn Euphonium19ISP Conn Euphonium2266 King Baritone2266SP King Baritone2280 King Euphonium2280SP King EuphoniumB1110S Bach EuphoniumB1110 Bach Euphonium

older Sliver Flairs

B1106 Bach Marching Baritone

Yamaha Euphonium, YEP-321 YEP-621, Water Key Set - Tuning Slide Slide Bumper This cap is for theYamaha YEP 321, YEP 621 YEP 642 (and many others) Tuning Slide Water Key Set, Water key, spring, screw, & cork. Nickel (P N G1190001) or silver plate (G1390001), you choose. Contact me if you wish to confirm your model's fit or need parts for another horn. Fits many other horns (but not all!).