I looked around and the Leopard 5682 was the only other good option I found to the 1527 - that's why I decided on the 1717 for my next build - it's almost as heavy as the 1527 (20oz vs. 21.8oz) so I figure I can push it a little and see how it works.
http://www.rc-monster.com/forum/showthread.php?t=29657