After looking at all the choices, Bagger-Brace was the hands down winner. Nothing on the market comes close for quality, engineering and price. Bike feels like it's on rails, very solid & stable. Customer service is outstanding!
BAGGER-BRACE™ $289 (shipped price)
http://bitchinbaggers.com/products/bagger-brace/
VELVA-RIDE™ $78.80
http://www.compperformancegroupstores.com/store/merchant.mvc?Screen=CTGY&Store_Code=VT&Category_Code=MNTS
RevTech $400-$415
http://www.customchrome.com/dcm/cc/view.asp?668101.html
True-Track $398
http://www.true-track.com/
Ultra Ride $391
http://www.terrycomp.com/ProductDetail.aspx?ProdID=81
Accu Trak
http://www.purefnperformance.com/index_files/accutrak.html
TXR $400-$450
http://www.alloyart.com/products/txr.html
Tri-Link $351-$400
http://www.alloyart.com/products/trilink.html
*Ride-Str8 $385
http://www.ridestr8.com/
*Stabilizor $349
http://www.cdc-cycle.com/ProductDetails.aspx?productID=20352
*Missing Link $375
http://www.grandeurcycle.com/site.htm
*TWR Missing Link $340
http://www.twrbaggerplus.com/
Glide-Pro $390
http://www.glide-pro.com/
Sta-Bo
http://sta-bo.com/index.html