Canon Speedlite 580EXII Flash

Featured Stores:
$395.00 at Adorama
$395.00 at Buydig.com
$409.99 at Beach Camera
$449.99 at Dell.com
$449.95 at PC Connection
Canon EOS Dedicated TTL Hot Shoe Adapter 3

Buy it:
$69.95 at Adorama
Canon 2438A001 Hot Shoe Shoe Adapter

Featured Stores:
$69.95 at B&H Photo-Video-Pro Audio