In this schematic the "Plug Assy" is used most often.
A sample from the products for the 21a Front Fork [mod:f848;xst:cal,cdn] include: Screw, Special, Damper Pipe, Plug Assy, Lower Bush.
The 21a Front Fork [mod:f848;xst:cal,cdn] assembly is constructed from several parts from which the Fork Leg Assy, Right is the most expensive.