Adorama offers the Flashpoint Hollywood HD-SLR Cage, model no. YYDR003, for $199 with free shipping. That's $151 off list and the lowest total price we could find. It's designed for the Canon EOS 5D Mark II, Canon EOS 7D, and other HD video-capable digital SLRs. It features a black-anodized aluminum frame, various threaded sockets, a low-angle shooting hand grip, and more.