Case of starter shaft 18x17x14 - JAWA 250/350 Pérák Can be used for: Jawa 250 type 10,11 Pérák, year 1946-7 Jawa 250 type 11 Pérák, year 1948-9 Jawa 250 type 11 Pérák, year 1950-4 Jawa 350 type 18 Pérák, year 1948-55 Jawa Ogar 350 type 12, year 1948 Jawa,ČZ 250 type 353 Kývačka since 1954 Jawa,ČZ 350 type 354 Kývačka since 1954 Jawa 250 type 553, Libeňák Jawa 350 typ 554, Libeňák Velorex 250, 350