You are looking at one Pro-tek CNC billet Front Brake or Clutch Fluid Master Cylinder Reservoir Cap (Pro-tek Part No. RC-550) in black brite-dipped anodized aluminum finish that fits many Kawasaki motorcycles with rectangular reservoirs. See your listing below.
This reservoir cap is made from 6061 T-6 billet aluminum, is brand new still in original packaging, manufactured in the USA, and comes complete with manufacturer warranty. This rectangular cap is 2.60" x 1.75" with two bolt holes and is engraved with the words Pro-tek Racing USA. This cap does not come with bolts. You must use your stock cap bolts. This cap replaces only the top cap of the brake reservoir. The blue plastic diaphragm plate and black rubber diaphragm that come in the stock set-up stay in the master cylinder.
The retail price for this cap is $25.00.
If you have fitment questions or technical problems, or need to complete checkout using a credit card, feel free to contact our customer service department at (609) 312-6022.
These are not "NO Named Brand" cast aluminum parts machined later to look like billet (made in China). These are American made from solid billet aluminum, 100% CNC machined from a name you can trust - Pro-tek - a leader in the motorcycle industry now for 20 years.