If you do this your arm will hang onto your chest/pecs. then you can grab it and throw it.

press c
raise left arm
contract left elbow
space x 2
contract left wrist
grab left hand
shift+space x 4

if you can't find out how to throw your arm here's a guide to that too. it requires that the distance is 1800
here it is:
do the stuff written above
press c
contract right pecs
contract right elbow
space x 1
shift+space x 6
grab right hand
ungrab left hand
shift+space x 2
extend right pecs
extend right elbow
shift+space x 5
raise right shoulder
extend right wrist
extend left elbow
shift+space x 4
hold right shoulder
shift+space x ´2
ungrab right hand
space x 1
grab left hand

Then you grab between ukes elbow and his wrist.

If you have any better ideas for a throw please let me know.