Antweight help

[Max]

Thanks Dave,
Would this brushless motor be appropriate to run a horizontal bar spinner (directly connected so 1:1 ratio)
http://www.hobbyking.com/mobile/view...dparentcat=518

The weapon would be like this one:
http://www.fightingrobots.co.uk/thre...robotics/page3

It is 1400Kv and would run on 2s giving about 10,000 rpm which sounds way to fast to me but I'm not sure!