Floating brigde stabilizer

[feedback]

http://www.wdmusic.com/tremolo_stabilizer_24545_prd0.htm

http://www.rockinger.com/index.php?list=WG076

http://www.soundhouse.co.jp/shop/ProductDetail.asp?Item=324^ARMINGADJUSTER^^


any fellow guitarist had experience with

Hipshot Tremmsetter ----
Pro - stable , well know product , return to zero
con- need drilling...

Wd tremolo stabilizer
Pro - no drilling
Con - new product , no idea of the stability