If you're serious about your quadcopter's performance, look no further than the AX-2810Q.
Built with high-end 45SH magnets, a high pole count and custom motor mount, this motor is designed purely for multi-rotor applications.

The AX-2810Q includes an integrated prop adaptor for use with many different style props featuring a 4mm shaft and adaptor sleeves for 5mm/6mm props. It  also has an in-built aluminum mount for quick and easy installation on your quadcopter frame.

This is not a modified airplane outrunner. It was designed from the ground up specifically for multi-rotor applications.

Specs:
Kv: 750rpm/v
Can size: 34.5mm
Shaft: 4mm (includes 5mm and 6mm adaptor sleeves)
Suggested ESC: 35A
Rated Watts: 444W @ 18.5V, 333W @ 11.1V
Weight: 70g
Cell count: 3~4S Lipoly