RK - 520ZXW-120L Chain Key Features: 

• Developed for HYPERSPORT and ROAD RACE motorcycles.
  Perfect for Track Day Sport Bikes and full race Competition machines.
• This Ultra-high tensile strength chain will enhance acceleration and reduce horsepower drag losses.
  Utilising ultra-high tensile strength components and combined with the XW-Ring featuring
  quad lubrication pools with multiply seal contact points to ensure a long lasting performance chain.
• Each chain pack is supplied with a Rivet Type Joining Link -
  comprising [Silver Inner Pin Plate with soft tip harden pins, Silver Outer Plate, XW'rings x 4 and assemble chain grease].
  and two RK swingarm stickers.
  Note: There is NO optional Clip Type Joining Link available for this chain.