Specifications:
Dimension: 37mm x 56mm, 76mm(with shaft)
Weight: 193g (kv1600) (including connectors)
Voltage: 3-6S
Max current: 55A
Diameter of shaft: 5mm
Length of front shaft: 20mm
ESC: 65A
A not-so serious upgrade for 500 class helis. Solid performance, and a perfect motor for first time 500 heli pilots.