Up for sale is VORTEX 2007-2012 ZX600 Ninja ZX-6R Kawasaki SPROCKET/CHAIN KIT STL/STL 15/45T SIL SX3 520-112L BLK. The vendor part number is CK6349. Please read the title to know what is for sale All Vortex Performance Links chain kits are ready to install and require no chain cutting Vortex Performance Links chains are made in Japan to the highest quality specifications in the industry All chains in these Vortex kits include a rivet type master link, clip type links are also available (sold separately)