The round drums is locked in place to restrict rotation.
KUN Violin & Viola Super Shoulder Rest Replacement End Members
KUN ORIGINAL Shoulder Rest Shoulder Rest Coussin for 4/4, 3/4 or 1/2 Violin
New KUN original violin shoulder rest 4/4 size adjustable feet arms Canada made
New KUN original violin shoulder rest adjustable 1/2 - 3/4 size made in Canada
-Genuine Kun Original Shoulder Rest - 1/4 - 3/4 Violin
