414061 Brand:NO Model:N20 Quantity:1 Piece(s)/pack Color:Silver + golden Material:Brass + iron + steel Compatible device:Car model Functions:DIY accessories for Car DC motor Other Feature:Voltage: 1.5~12V; Shaft length: 10mm 3.0V 25/min 6.0V 50/min 12 V 100/min; Small size but torsion is great， durable， fixed screw hole at both side， fit for m1.6 screw， two screw hole range is 9mm Packing List:1 x Metal gear Dimensions: 1.38 in x 0.98 in x 0.47 in (3.5 cm x 2.5 cm x 1.2 cm) Weight: 0.35 oz (10 g)