Features?
Air suction system design, rapid cooling, higher efficiency and longer life
U clip prevents bearing from loosening
Original NMB bearings, no counterfeit bearings from any other source
High precision CNC machining, exquisite design, stern quality control revealing the user's taste and position
The rotation direction of the motor was marked on the front bell, making it easier to determine the rotation direction for CW and CCW motors

Low CG design, decreasing vibration when the motor runs
Lightweight build, longer duration of flight
Designed for mini multicopters, better flight performance
CW and CCW propeller adapters included, holding the propellers tight
100% balanced, decreasing vibration to the minimum

Specification?

KV: 2300kv
Max. thrust: 440g
Number of cell: 2-4s
Framework: 12N14P
Propeller: 5"-6"
Length: 29.2mm
Weight: 25g (each)
Shaft: 3mm
Diameter: 27.9mm