... ,then into cartonYou will get sprocket quickly and easily from Valen factory!Any other size or type you need,please mail us! Main ... .0mm ,6.5mm, 7.0mm or others )Do you want guarantee hardness? ________(YES or NO )Do you want surface burnished ? __________ (YES or ... NO )Besides, in order to manufactuer the accuate products just for you,please tell ...