... sleeve,nice,low noise1600Φ52.9/56Tapered sleeve,O-belt drive,light duty convey.grooves position customized2640Φ52.9/56Tapered ... sleeve,O-belt drive,light duty convey,steady running2660Φ52.9/56Tapered sleeve, ... poly-vee drive,middle duty convey,high speed,low noise2650Φ52.9/ ...