I have the Rebel as well. They came with the "Pig" which is a rubber clamp, very light.
There's a pic of it half way down this thread
http://forums.naimaudio.com/displayForumTopic/content/10858529761991457?reply=10999432194819348
There's a pic of it half way down this thread
http://forums.naimaudio.com/displayForumTopic/content/10858529761991457?reply=10999432194819348