Orig. chain sprocket lock washer, smaller - CZ and Pionyr, Mototechna

For motorcycles: Jawa-CZ 125,175 (355,356), Jawa 50 Pionyr all types, CZ 125,175,250 (453,450,455,473,470,475), CZ 175 scooter, rickshaw (501,502,505), MZ 125,150 ETZ. Not suitable for: CZ 476 - 488, which has a larger hub than the large Jawa