Returner R4-1806-2850KV

Configuration: 12N14P
No.of Cells(Lipo): 3-4S      
Rotor: N52H arc magnets                 
Wire AWG: 20AWG                        
Shaft: Titanium Alloy hollow shaft               
Stator: 0.15mm Kawasaki silicon steel
Bearings:  NMB 6*3*2.5mm
Base casing: Al 7075
Bell cap: Al 7075