This SY15TF bearing is a Y-Bearing Plummer Block Unit with a bearing insert with grub screws, YAR2-2F series. The bearing's dimensions are 15mm Bore Size.SY15TFYAR203/15-2FY-Bearings Plummer Block Unit, Cast Housing15mm - Bore SizeGrub Screw - 2F...

This SY15FM bearing is a Y-Bearing Plummer Block Unit with a bearing insert with an eccentric collar, YET2 series. The bearing's dimensions are 15mm Bore Size.SY15FMYET203/15Y-Bearings Plummer Block Unit, Cast Housing15mm - Bore SizeEccentric...