Product Detail: Power: Battery Style: Radio Control Toy Types: Boat & Ship Materials: Aluminum, Steel Radio Control Style: RC Hobby Model Number:4074/4p Use: Vehicles & Remote Control Toys Keywords: Brushless Motor Shaft Diameter(Mm): 5.0 Shaft length(Mm): 19.5 Kv: 1100-2650 Trademark: BW-motor Specification: CE, ROHS Origin: China Function:R/C Weight:375g Application:1/8 on road、buggy Motor Features: 1). New design, with heatsink 2). High efficiency up to 92% 3). High over-load capacity 4). Good dissipation 5). with sensor 6). Imported bearings 7). Aluminium shell (case) 8). High quality magnets 9). All materials of high temperature endurance