MTS Products Euphonium Case for Upright Bell "Fits: Willson 2900 &amp; 2950; Miraphone 1258; Besson 967; Meinl Weston 451 &amp; 551; Yamaha 321, 642 &amp; 842" These cases are manufactured to withstand the rigors of Student Abuse, and their universal design will fit 95% of all instruments " Excellent plastic shell case with plush interior Universal design will fit 95% of all upright bell euphoniums Excellent plastic shell case with plush interior