An article comprising: a structural core comprising a first core surface, a second core surface, and a plurality of pockets extending between the first core surface and the second core surface; a first friction pad comprising a first pad surface and a first friction surface opposite the first pad surface, wherein the first pad surface comprises: a first planar pad surface configured to contact the first core surface; and a first plurality of bosses extending from the first planar pad surface, wherein each of the first plurality of bosses comprises a first bore; a second friction pad comprising a second pad surface and a second friction surface opposite the second pad surface, wherein the second pad surface comprises: a second planar pad surface configured to contact the second core surface; and a second plurality of bosses extending from the second planar pad surface, wherein each of the second plurality of bosses comprises a second bore; and a plurality of elongated fasteners, each elongated fastener configured to pass through the first bore of a corresponding one of the first plurality of bosses and the second bore of a corresponding one of the second plurality of bosses to fasten the first and second friction pads to the structural core, wherein the first and second plurality of bosses (116a, 116b) are configured to engage with the plurality of pockets to position the respective first and second friction pads (104a, 104b) relative to the structural core, wherein each of the first and second planar pad surfaces (114a, 114b) comprises at least about 50% of a surface area of the respective first and second pad surfaces (115a, 115b), wherein each boss of the first plurality of bosses comprises a first boss surface, wherein each boss of the second plurality of bosses comprises a second boss surface, and wherein each first boss surface is configured to contact a corresponding second boss surface when the first and second plurality of bosses (116a, 116b) are engaged with the plurality of pockets, wherein the structural core further comprises a rim defining a rim surface (126a, 126b) extending axially beyond the first and second planar pad surfaces (114a, 114b), and wherein respective gaps exist between an outer radial edge of the first friction pad and an inner radial surface of the rim and between an outer radial edge of the second friction pad and the inner radial surface of the rim. a structural core comprising a first core surface, a second core surface, and a plurality of pockets extending between the first core surface and the second core surface; a first friction pad comprising a first pad surface and a first friction surface opposite the first pad surface, wherein the first pad surface comprises: a first planar pad surface configured to contact the first core surface; and a first plurality of bosses extending from the first planar pad surface, wherein each of the first plurality of bosses comprises a first bore; a first planar pad surface configured to contact the first core surface; and a first plurality of bosses extending from the first planar pad surface, wherein each of the first plurality of bosses comprises a first bore; a second friction pad comprising a second pad surface and a second friction surface opposite the second pad surface, wherein the second pad surface comprises: a second planar pad surface configured to contact the second core surface; and a second plurality of bosses extending from the second planar pad surface, wherein each of the second plurality of bosses comprises a second bore; and a second planar pad surface configured to contact the second core surface; and a second plurality of bosses extending from the second planar pad surface, wherein each of the second plurality of bosses comprises a second bore; and a plurality of elongated fasteners, each elongated fastener configured to pass through the first bore of a corresponding one of the first plurality of bosses and the second bore of a corresponding one of the second plurality of bosses to fasten the first and second friction pads to the structural core, wherein the first and second plurality of bosses (116a, 116b) are configured to engage with the plurality of pockets to position the respective first and second friction pads (104a, 104b) relative to the structural core, wherein each of the first and second planar pad surfaces (114a, 114b) comprises at least about 50% of a surface area of the respective first and second pad surfaces (115a, 115b), wherein each boss of the first plurality of bosses comprises a first boss surface, wherein each boss of the second plurality of bosses comprises a second boss surface, and wherein each first boss surface is configured to contact a corresponding second boss surface when the first and second plurality of bosses (116a, 116b) are engaged with the plurality of pockets, wherein the structural core further comprises a rim defining a rim surface (126a, 126b) extending axially beyond the first and second planar pad surfaces (114a, 114b), and wherein respective gaps exist between an outer radial edge of the first friction pad and an inner radial surface of the rim and between an outer radial edge of the second friction pad and the inner radial surface of the rim.