Voltage 12, Spring w/, Brush lead length 18.00, Brush w/, Brush Length 17.00, Outer Diameter 67.50, Brush Gear Width 7.50, Inner Diameter 31.50, No./brushes 4, Lead Length 78.00, Remarks Neg. brushes. Positive Brush: HC-CARGO 140967., Brush Height 12.00, Brush Thickness 4.50, Height 7.30