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HiPicco Cam Follower Needle Roller Bearing, CF5/KR13 13mm Roller Diameter Stud Type Track Cam Followers for Machine Tool Guide Rail and 3D Printers 4pcs: Amazon.com: Industrial & Scientific
Smith Bearing FCR-1-1/8 | Track Roller Stud Flanged Diameter 1-1/8 Inch | 15U561 | Raptor Supplies Australia
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