... ball bearing 1.Material:chrome steel/GCR-15 2.Certificate can be offer 3.Original quality 4.Delivery:3 days deep groove ... beqaring,spherical roller bearing,angular contact ball bearing,thrust bearing and so onContact as follow: JiNan Tengyi Bearing Co.,Ltd( ... 1)Our company promises: reasonable prices, short production time and satisfactory after-sales service(2) Mutual development, mutual benefits ( ...