Kun Replacement Legs for Shoulder Rests Collapsible, Long Leg 4/4 Size Replacement Legs for Shoulder Rests Collapsible, Long Leg 4/4 Size The long leg screws into the narrow end of the rest and the short leg screws into the wide end of the rest The legs for the viola and 4/4 violin rests are the same The long leg screws into the narrow end of the rest and the short leg screws into the wide end of the rest The legs for the viola and 4/4 violin rests are the same