1pc 6x30x35 Black PU Polyurethane Bearing Roller With Two Bearing PUT62630-35 Mute Flat Guide Wheel 6*35*30 Rubber Pulleys 30mmHome Improvement > Hardware3,71 $US (≈ 5,18 $CA)5,23 $USEn stockSold by AliExpress WWVoir le magasin