Description: 4 Pole 12 slot hi-torque motor design, CNC machined 6061 T6 billet aluminum heatsink can, high purity copper windings maximizes efficiency High RPM ABEC5 oversized bearings, fits almost all 1/8 brushless cars-multi-mounting System for M3 or M4 screws precision balanced rotor smoothness for best reliability and maximum RPM Stator-Super thin(0.2mm) laminations, removable/replaceable Rotor Precision enginneered for maximum energy conversion Specification: Watts: 2800W Rotor Poles: 4 KV(RPM/Volt): 2200KV Max RPM: 50000 Weight(g): 405 Connector: 6.5mm Banana Size Chart: Length: approx. 76mm/3" Diameters: 40/42mm with fins Shaft(mm): 5 Length of extend shaft: 20mm Package Includes: 1 Piece 4076 2200KV Sensorless Brushless Motor