Using Shoei's pre-engineered mounting area

The E-GP Air is specially designed for track pilots

Top fill closure and Anti-Slosh stabilizing handle for easy fill and cleaning

then this is your best option

In most cases a BRP top triple clamp offers a bar position with a greater “RTS” (Relative to Stem) distance than the stock triple clamp

All Balls Racing - Wheel Bearing & Seal Kit (25-1181) K-Type-Air Filters Using Shoei's pre-engineered mounting areaAll Balls high speed bearings are manufactured to ABEC 3 precision levels. Triple lip rubber seals keep the grease in and the water and dirt out. Chevron SRI 2 grease contains rust and oxidation inhibitors ( 29 C 177 C). Double lip type TC seals with stainless steel garter springs.