The Canon Store
lowered the price of the refurbished Canon Extender EF 1.4x II
and the Canon Extender EF 2x II
by $68.80 to $275.19 shipped each.
Use coupon code SHIP712
for free shipping on orders over $100.00 (code expires 9/01/2012)
There are plenty of other great refurbished Canon Lenses and Flashes