Inner diameter: 101.600mm/ 4 inch
Outer diameter: 184.150mm/ 7.25 inch
Width: 31.750mm/ 1.25 inch
Mass: 3.18kg/7.011lb
Filling Slots: without
Relubrication Feature: without
Rings & balls material: chrome steel, bearing steel
Replacements: RLS32, RLS-32, LS 21, LS21, LJ 4 E, LJ4J, LJ4, LJ 4