BRAND; KOYO ID: 5203 2RS / 3203 2RS MADE IN: JAPAN DESCRIPTION: 5203 2RSCD3 BD17-31T1XDDUM8CG SIZE (MM) : 17X40X17.5 MADE IN JAPAN BORE DIAMETER (MM) : 17 OUTER DIAMETER (MM) : 40 WIDTH (MM) : 17,5 BEARING DIMENSIONS AND SPECIFICATION IN NSK CATALOGUE: D - 17 MM D - 40 MM B - 17,5 MM C - 17,5 MM WEIGHT - 0,096 KG TAGS : KOYO , 17X40X17.5 PACKAGE INCLUDES: ONE KOYO 5203 2RS / 3203 2RS