In need of Tonneau!!!!!!!!

I have a '00 Sierra Xcab, short box and am looking for a used tonneau cover, preferable roll up. Please let me know if anyone has one for sale

look here
http://www.automotiveforums.com/vbulletin/showthread.php?t=429720

Thanks for the reply. I should have clarified in my post that I am looking for a Roll up tonneau cover, not a seal n peel.

I might be interested though. Will it fit with bedcaps??