yygun m14x1 right/left thread airsoft barrel silencer dual purpose extended 14mm cw/ccw aluminum 109mm length with spring and foam adapter

inner diameter 28mm,black sand color, 14mm clockwise and counterclockwise thread 109mm long with spring and sponge inside,outer tube front end mute,aluminum material anodized for m14x1 rh/lh barrel,outdoor airsoft shooting accessories.syi