An excellent motor for planes up to 220 grams (8 oz) using 2 li-poly cells. 
Very lightweight at 19 grams including, with an integrated prop saver for APC 8x3.8 SloFly or APC 8x4 E propeller and firewall mount inbuilt. Great for small 3D planes weighing around 6 oz, or aerobatic planes up to 8 oz. 
Use with a 10 Amp brushless ESC and small 7.4V lithium batteries in the 400mah - 800mah range. 
The motor features a 3mm hardened steel shaft, dual ball bearings, integrated prop saver.

 

Spec.Model: A2204-14 Cells: 2-3 Kv: 1450rpm/V Maxx Eff: 74% No load Curr. .3A Max Current: 7.5A  Weight: 19gInt. Resistance: 550mh  Dimensions: 27.6 x 11.5mm
Recomended Model: (3D 220g or less)
Recomended prop: 8040/2S or 7035/3S

This is similar to the AXi 2203/52 or 2204/54  Use a 10A ESC with this motor.