swing shaft: 1.all type 2. good quality and competitive price 3. ... shaftsfor Komatsu, Kobelco, Hitachi swing motor, swing shaft, planetary gear, sun gear, carrier for KOMATSUKOBELCOHITACHI PC50/55MRSK230-6EZAX330-1 PC56-7SK200-8SZAX330 ... excavator parts, good quality, competitive price. Welcome your inquiry! Swing shaft for Komatsu/ Hitachi/ Kobelco