... belt chain,rubber track for PC300-5, 1).Continuous rubber track PC75,PC78,PC90,PC120,PC200-6,PC200-5,PC200-6,PC Komatsu ... for PC75,PC78,PC90,PC120,PC200-6,PC200-5,PC200-6,PC200-7,PC300-7,PC400-7Specifications1). Continuous rubber track2). Conventional ... 60×42.350×90×4.180×72×43.350×109×5.180×72K×44.370×107Y×6.200×72×45. ... chain for PC75,PC78,PC90,PC120,PC200-6,PC200-5,PC200-6,PC200-7,PC300-7,PC400-7