I just place a small dishtowel or washcloth (probably taken from a hotel), with a red tag hooked into it, into the gap created by the rudders position cocked to the side.  Wedged in, it holds tight, and has the removal warning flag to remind me during pre-flight.

REMOVE BEFORE FLIGHT
http://www.aircraftspruce.com/catalog/pspages/removebeforeflight.php?clickkey=7855

Jeff L
LIVP


>From: Lancair Mailing List [mailto:lml@lancaironline.net] On Behalf Of George
>Rosel
> Sent: Tuesday, January 21, 2014 11:04 AM
> To: lml@lancaironline.net
> Subject: [LML] Lancair IV-P control locks
>
> Hello Gang,
>
> Does anyone have a good idea on how the best way to lock the rudder control
>without a clamp at the top of the rudder? Just not convenient putting a clamp
>up there!!??
>
> Suggestions and pictures would be great.
>
> Thanks,
>
> ... George (Lancair 4P-T owner, N193CG)
>
>