Voltage 12, Spring w/, Brush lead length 22.50, Brush w/, Brush Length 13.00, Outer Diameter 67.00, Brush Gear Width 8.20, Inner Diameter 35.00, No./brushes 4, Lead Length 36.50, Remarks Brush pos.: HC-CARGO BS157. Brush neg.: HC-CARGO BS158., Brush Height 17.80, Brush Thickness 6.00, Height 24.50