... 1. OEM & ODM service, competitive price 2. prompt delivery, low noise, long life 3. cheap small electric motor ... : UC series, UCP series, UCF series, UCFL series.7. Self aligning ball bearing: 1200series, 1300series, 2200series, 2300series. 8. Needle ... , Alvania R12 and so on.Ring MaterialChrome Steel ,Carbon steel, Stainless steel, Ceramic etc.Delivery DateNormally ready goods and stock within 7 days ...