piccolo trombone wall holder

this is a wall holder for the https://makerworld.com/en/models/223997?from=search#profileId-241945 piccolo trombone from JustinHirsh.you need 2 simple screws, put them in at the good height. there is one for the upper part and one for the lower part (they are different sizes. the lower one has a bigger groove then the upper).