The lowest price component in this Cylinder/piston(s) parts-list fiche is the Circlip-piston Pin.
The twelve En650dkf Vulcan S 2019 Europe,middle East,africa Cylinder/piston(s) component parts are all listed in this schematic.
A sample from the products for the Cylinder/piston(s) include: Washer,10.5x19x2.3, Cylinder-engine, Circlip-piston Pin, Ring-set-piston.