O-ling for GRK shock adjuster ling(4)

Adjuster ring used for GRK4/GRK5 standard damper
This is an O-ring used to prevent rotation.

In response to demand, we have started selling this product to the general public as a repair part.

Also compatible with items below
・(R31W207) Shock upgrade kit
・(R31W285)GRK damper adjust equipped vehicle
・GRK3 standard aluminum damper