STO20ZZ-DZ Track Needle Roller Shielded Bearing 20x47x20mmNAST20ZZ Track Needle Roller Shielded Bearing NAST20ZZ Track Needle Roller Shielded Bearing 20x47x20mm STO20ZZ DZ Track Needle Roller Shielded Bearing 20mm x 47mm x 20mm VXB Bearing STO20ZZ DZ Track Needle Roller Shielded Bearing 20x47x20mm, Bearing inner diameter is 20mm, Bearing outer diameter is 47mm and Bearing width is 20mm. STO20ZZ DZ Track Roller Bearing Size: 20mm x 47mm x 20mm Bearing Inner Diameter: 20mm Bearing Outer Diameter: 47mm Bearing