Kr47 Stud Cam Follower Mcfr-47 Track Roller Bearing MCR-47 CF20-1 Mcfr47 MCR47 Wuxi Jiayu Machinery Components Co., Ltd. Base Info Description Pre：Kr40 Stud Cam Follower Mcfr-40 Track Roller Bearing MCR-40 CF18 Mcfr40 MCR40 Next：Kr52 Stud Cam Follower Mcfr-52 Track Roller Bearing MCR-52 CF20 Mcfr52 MCR52
