Pro-Tek LL-30 - Lowering Links 1998-2004 Kawasaki ZX-6R, 2005-2008 Kawasaki ZZR-600 and 1998-2003 Kawasaki ZX-9R CNC machined from 7075 T6 Billet Aluminum and anodized to protect from corrosion and oxidation Lower the frame for easier mounting and control for smaller riders Increase aerodynamics for speed and performance Link Specifications: Length 9 1/16", Center hole to first center hole 7", Center hole to second center hole 7 9/16", Center hole to third center hole 8 1/8" Comes with three settings that lower rider height 2 inch, 4 inch or remain at stock set-up