ITEM NAME:PDI-2504MG Mini Metal Gear 25.6g Digital Servo 4.5KG 0.1sec 6V for RC Models Description: Waterproof Dual ball bearings Small size and light weight Large stall torgue of 4.52Kg.cm High performance digital coreless servo High strength design increase its durablity Specification: Dead band: 2ÃŽ ¼s Working frequence: 1520ÃŽ ¼s / 330Hz Operating speed (4.8V): 0.12sec/60Â ° Operating speed (6V): 0.10 sec/60Â ° Stall torque (4.8V): 3.35kg.cm (46.52 oz/in) Stall torque (6V): 4.52kg.cm (62.7oz/in) Connector wire length: about 250mm Bearing: 2BB Weight: 25.65g Size Chart: Size: approx. 35.5 x 30 x 15mm/1.40 x 1.18 x 0.59inch Package Includes: 1 Piece PDI-2504MG 4.5KG Servo SKU: MNF0008215461010545.High performance digital coreless servo. Stall torque (6V): 4.52kg.cm (62.7oz/in). 1 Piece PDI-2504MG 4.5KG Servo. Connector wire length: about 250mm. High strength design increase its durablity. Size: approx.