INA Radial Insert Ball Bearing - GY-1203KRRB Specifications: Brand INA MPN GY1203KRRB Material Steel ID - Inner Diameter 2.3/16 Inch OD - Outer Diameter 100mm Width 55.5mm Seals/Shields Sealed Locking Method Set Screw Weight (kg) 1.1 GBP 59.99 1