Metric C-Style Ring System of Measurement Metric Location Style External Thickness 1 mm Fits Shaft Diameter 16 mm Fits Groove Diameter 14.5 mm Fits Groove Width 1.1 mm Fits Groove Depth 0.75 mm Free Inside Diameter 14.1 mm Free Outside Diameter 18.5 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 -0.11mm Package Quantity 25