EWC1216 One Way Needle Bearing 12x18x16 Backstop ClutchEWC1216 One Way Clutch Bearing Fishing Reel Bearing 12mm x 18mm x 16mm EWC1216 One Way Clutch Bearing, EWC1216 Fishing Reel Bearing, Bearing inner diameter is 12mm, Bearing outer diameter is 18mm and Bearing width is 16mm. Item: EWC1216 One Way Clutch Bearing Type: One Way Clutch Bearing Dimensions: 12mm x 18mm x 16mm Metric Bearing Inner Diameter: 12mm Bearing Outer Diameter: 18mm Bearing Width: 16mm Size: 12 x 18 x 16 mm Quantity: One Bearing