The Supertech wrist pin sized 20 x 10 x 54.3mm is offered as a piston pin replacement with the precise dimensions provided in the listing. The 20mm outer diameter, 10mm wall and 54.3mm length match the described sizing, making this wrist pin suitable for piston assemblies that require the stated 20x10x54.3mm specification.
Supertech 20x10x54.3mm Wrist Pin