Bearing Type:Uni Pivot Internal Wire:Nordost Reference Wire Pivot to spindle:258mm Effective length:273.4mm Effective mass:10.7g Overhang:15.4mm Offset angle:19.98 degrees Average RMS distortion:0.311% Material:3D Technology Consisting of but not limited to Epoxy resin and Delrin materials, steel, copper, and aluminum Product Notes:Adjustable Counterweight, Azimuth side weights, VTA, and Limo Connection.