We supply spare parts for Heavy Equipment, which are mainly used on Engine, Hydraulic & Electronic Systerm, and Undercarriage, covering almost the whole machine. Excavator Spare Parts including Bearings, Gears, Seal kits, Engine Parts, Motors, Pumps, Solenoids, Valves, etc. The Carrier is with 23 teeth and each of the planetary gear 20 teeth, using in the swing reduction assembly for Excavators. Other parts related to this swing device are also available. It may also fit many other models, please refer to the part number as well as the given dimension to check. The shipment can reach to most of the countries of the world, please contact us if there is no option for your destination..syi