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公司产品>no teeth threeh-hrow rollers slewing bearing  产品介绍  点击观看大图 简介：No teeth Three-row Rollers Slewing Bearing The three row roller slewing bearing has three seat rings, which separate the upper, lower and radial raceways, it made each row of the roller’s load capacity can be specified and can bear different loads simultaneously. The capacity load is the largest one compare with the other three models. http://www.czright.com/