TOM CROWN straight mute for trumpet (copper end). This was included with something I received from an acquaintance, but I'm selling it because I don't use it. I don't know the product's frequency or when it was purchased, but please understand this before purchasing. ⚫︎Condition As shown in the photos, there is some dirt, but there are no major scratches or stains. - Brand: TOM CROWN ※Due to a private transaction, no claims or returns are accepted. ※Shipping will be in simple packaging.