Metric C-Style Ring System of Measurement Metric Location Style External Thickness 1.2 mm Fits Shaft Diameter 25 mm Fits Groove Diameter 22.6 mm Fits Groove Width 1.3 mm Fits Groove Depth 1.2 mm Free Inside Diameter 22 mm Free Outside Diameter 28.3 mm Material Steel Material Grade/Class Not Graded Ring Type C-Style External Ring Thickness Tolerance +0.000/-0.060 mm Standards REACH Compliant RoHS Compliant Groove Diameter Tolerance -0.21mm Package Quantity 25