Highly D31 carrier roller for D31P 18 upper roller D31A-17 32001-UP dozer top roller
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Product name Excavator / Bulldozer Carrier Roller ,Top Roller ,Upper Roller Material 50Mn/40Mn2 Color Yellow or Black & Customized Technique Forging or Casting Finish Smooth Hardness HRC50-58 Warranty time One Year / 2000 hours(Normal life 4000 hours) ......
Xiamen Doozer Construction Machinery Co., Ltd.
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