I had no issues finding what I needed and getting them from Amazon. None of the Yakima dealers really carry the Qclips anyway, you always have to special order them.
https://www.amazon.com/gp/product/B00066Z07G/ref=oh_aui_detailpage_o04_s00?ie=UTF8&psc=1 https://www.amazon.com/gp/product/B0012SFK8G/ref=oh_aui_detailpage_o05_s00?ie=UTF8&psc=1