Modulation: Digital Torque: 6.0V: 56.00 oz-in (4.03 kg-cm) 6.6V: 61.00 oz-in (4.39 kg-cm) 7.4V: 70.00 oz-in (5.04 kg-cm) Speed: 6.0V: 0.06 sec/60° 6.6V: 0.06 sec/60° 7.4V: 0.05 sec/60° Body weight: 1.87 oz (53.0 g) Proportions: Length:1.58 in (40.0 mm) Width:0.79 in (20.0 mm) Height:1.46 in (37.0 mm) Motor Type: Brushless Gear Type: Vinyl Rotation/Support: Dual Bearings