Retaining Ring External 2 mm Thk PK10 System of Measurement Metric Location Style External Thickness 2 mm Fits Shaft Diameter 60 mm For Bore Diameter Not Applicable Fits Groove Diameter 57 mm Fits Groove Width 2.15 mm Free Inside Diameter 55.8 mm Clearance Diameter 75.6 mm Material Steel Finish Plain Material Grade/Class Ungraded Ring Type External Retaining Ring Clearance Diameter Type Expanded Material Quality Standards DIN 471 Pack Size Small Pack