Complete Piston Diam. 55.0 Aluminum

Applications: Vespa PK HP 50, Vespa PK XL 50, Vespa 50 N, Vespa 50 L, Vespa 50 R, Vespa Special 50 3M, Vespa Special 50 4M, Vespa Special 50 3M, Vespa Special 50 3M, Vespa PK HP 50 V.