This kit effectively seals out dirt and moisture at the valve and rim stems with contoured grommets and aluminum rimlock spacers & NBSP. One valve stem cap includes handy built-in valve stem remover tool & NBSP and includes two of each: M8 metal locking flange nuts, aluminum rim-lock spacers, ribber grommets and polished metal valve stem caps.
VALVE STEM SEAL AND CAPS
Durable rubber grommets are contoured to seal tightly around
valve stems and seal out dirt and moisture which can cause
friction, corrosion and flats. Set of four grommets and four
black plastic valve stem caps.