A vibrational dampening element attached to a turbine component and configured to adjust the amplitude of oscillations of the turbine component, the vibrational dampening element comprising: a mass having a main body and a member extending from the main body; a casing encapsulating the mass; a fluidic chamber defined between the mass and the casing and filled with a fluid; a first fluidic portion of the fluidic chamber disposed between a first side of the mass and the casing, wherein the first fluidic portion includes a first accumulator portion that extends along the member; a second fluidic portion disposed between a second side of the mass and the casing, wherein the second fluidic portion includes a second accumulator portion that extends along the member, and wherein the first accumulator portion is in fluid communication with the second accumulator portion; and a primary passage that extends between the first fluidic portion and the second fluidic portion, wherein the member is an annular member that surrounds the main body of the mass such that the mass defines a circular cross section, and wherein: the primary passage extends along the axial centerline of the vibrational dampening element; the vibrational dampening element further comprises a plurality of secondary passages circumferentially spaced apart from one another, wherein each secondary passage in the plurality of secondary passages extends through the member from the first accumulator portion to the second accumulator portion; characterized either in that the vibrational dampening element further comprises a first bellows tube extending between the first side of the member and the casing and a second bellows tube extending between the second side of the member and the casing; or in that the annular member is corrugated. a mass having a main body and a member extending from the main body; a casing encapsulating the mass; a fluidic chamber defined between the mass and the casing and filled with a fluid; a first fluidic portion of the fluidic chamber disposed between a first side of the mass and the casing, wherein the first fluidic portion includes a first accumulator portion that extends along the member; a second fluidic portion disposed between a second side of the mass and the casing, wherein the second fluidic portion includes a second accumulator portion that extends along the member, and wherein the first accumulator portion is in fluid communication with the second accumulator portion; and a primary passage that extends between the first fluidic portion and the second fluidic portion, wherein the member is an annular member that surrounds the main body of the mass such that the mass defines a circular cross section, and wherein: the primary passage extends along the axial centerline of the vibrational dampening element; the vibrational dampening element further comprises a plurality of secondary passages circumferentially spaced apart from one another, wherein each secondary passage in the plurality of secondary passages extends through the member from the first accumulator portion to the second accumulator portion; characterized either in that the vibrational dampening element further comprises a first bellows tube extending between the first side of the member and the casing and a second bellows tube extending between the second side of the member and the casing; or in that the primary passage extends along the axial centerline of the vibrational dampening element; the vibrational dampening element further comprises a plurality of secondary passages circumferentially spaced apart from one another, wherein each secondary passage in the plurality of secondary passages extends through the member from the first accumulator portion to the second accumulator portion; characterized either in that the vibrational dampening element further comprises a first bellows tube extending between the first side of the member and the casing and a second bellows tube extending between the second side of the member and the casing; or in that