... -6,PC200-7,PC300-7,PC400-7Specifications1). Continuous rubber track2). Conventional type or interchangeable type rubber track3). Warranty: guarantee one year under normal use4 ... ×56×Pls contact: Mrs Angela Wang Skype: shanshan-wang3321 rubber belt chain,rubber track chain for PC75,PC78,PC90,PC120,PC200-6,PC200 ...