>zvaigzdei gal koks legiruotas geriau butu Na, kad vis tik turbūt ne. T.y. tavo pasiūlymas, man rodos tinka priekinėms žvaigždėms? Ištrauka iš gamintojo aprašymo: "The essence of a high quality sprocket is in the high precision of manufacturing and the inherent quality of the material. Through accurate machining and by using only the best grade of C45 High Carbon steel for rear sprockets and SCM415 Chromoly steel alloy for front sprockets, JT ensures Maximum Durability performance for both Drive chain and sprockets." - C45 High Carbon steel for rear sprockets - SCM415 Chromoly steel alloy for front sprockets Vadovaujuosi šia nuoroda apie plieną ir jo tipus bei Mtrhed atsakymais: http://lt.wikipedia.org/wiki/Plienas