This is the Flux Warp 5700Kv Brushless Motor from HPI Racing.

FEATURES: Powerful, high-speed brushless motor
          Excellent pairing of huge power and extraordinary efficiency
          Same size as standard 540-size motor
          Sleek black-anodized aluminum casing
          Zero maintenance design
          External solder tabs for easy wire replacement
          Oversized precision ball bearings for long life
          High Torque/ High Temperature Neodymium rotor
          Slotless stator design delivers smooth, linear torque
          Easy 4-point mounting for convenient installation
          Longer run times than a comparable brushed motor
          Easily rebuildable with bearings and rotor being user-replaceable
          Compatible with any sensorless ESC

INCLUDES: One Flux Warp 5700Kv Brushless Motor

REQUIRES: Installing in vehicle and connecting to speed control

SPECS:    Can Length: 52.4mm (2.06")
          Can Diameter: 35.75mm (1.4")
          Shaft Length: 14mm (0.55")
          Shaft Diameter: 3.15mm (0.12")

                                                                    cnh 2/13/09
                                                                         ir/jxs