4D102 1st Swing Gear Carrier Assy Swing Gear Parts for PC120-6 Excavator Guangzhou HuaYiShun Machinery Parts Co., Ltd. Base Info Description Pre：Excavator Spare Parts Sk60-5 Sk75-8 Sk135 Sk140-8 Swing Reduction Device Gearbox Next：Swing Gear Assembly 4D102 2ND Swing Gear Carrier Assy for PC120-6
