All Balls Racing Wheel Bearing & Seal Kit 821374 Top and bottom ventilation port

Top and bottom ventilation port within the frame

Die cut polycarbonate lens with tinted lens in select models

Removable change mat made from waterproof tarpaulin

1 Internal waterproof zip pocket

MIPS (Multi-Directional Impact Protection System®) Brain Protection System (BPS) absorbs and redirects rotational energies

All Balls Racing Wheel Bearing & Seal Kit 821374 Top and bottom ventilation portAll Balls Wheel Bearing KitFeatures: All 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 ( 29C 177C) Double lip type TC seals with stainless steel garter springs