You are looking at two Pro-tek CNC billet brake fluid caps that replace both the stock plastic front and rear Brake Fluid Master Cylinder Reservoir Caps on a 2013-2021 Kawasaki Ninja ZX6R ZX636.

These two caps comes available in 4 brite dipped anodized colors -red, blue, gold and silver.

These reservoir caps are made from 6061 T6 billet aluminum, are brand new still in original packaging, manufactured in the USA, and come complete with manufacturer warranty.

The round threaded front brake fluid reservoir cap (Pro-tek Part No. RC-100) is 2.25" x .50" and has the word Pro-tek engraved on it twice.

The round threaded rear brake fluid reservoir cap (Pro-tek Part No. RC-300) is 1.5" x .50" and has the word Pro-tek engraved on it twice.

The retail price for this cap set is $50.

These are not "NO Named Brand" cast aluminum caps machined later to look like billet (made in China) that are all over the Internet. 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 for over 25 years.

Applications:
2013-2021 Kawasaki Ninja ZX6R ZX636

-Condition: 100% Brand New
-Material: 6061T6 Aluminum
-Available Colors: Red, Blue, Silver, and Gold
-Surface finish: Brite Dipped Anodized
-Feature: 100% CNC manufactured with Pro-tek engraved twice
-Size: Outer diameter 1.5" (38.1mm) with Height .50" (12.2mm) (1)
Outer diameter 2.25" (57.15mm) with Height .50" (12.2mm) (1)
-Placement on vehicle: Front & Rear
-Contents of package: One Front & One Rear Brake Fluid Reservoir Cap
-Item is easy to install without any instruction.