The Cylinder/piston(s) assembly is constructed from several parts from which the Cylinder-engine,silve is the most expensive.
On this parts fiche the Ring-snap,piston Pin is the most specified component.
A sample from the products for the Cylinder/piston(s) include: Pin,9.2x12x14, Ring-snap,piston Pin, Pin-piston, O-ring, 10mm.