The brake fluid reservoir cap is professionally CNC machined from a single piece of 6AL-4V Grade 5 Titanium. This is an actual replacement cap that screws on, not a cover.
Material: 6AL/4V(TC4) Titanium Alloy, Grade 5
Fits 01-06 Mitsubishi Evo 7/8/9, 08-15 Mitsubishi Evo X
Reuses your factory diaphragm or seal
Available in natural titanium finish
Notched edge design gives an ergonomic hand grip