CSK40P-2RS One way Bearing Sealed Sprag Freewheel Clutch Bearings With One Key-way on the inner RingCSK40P 2RS One way With One Key way on the inner Ring Sealed Sprag Freewheel Clutch Bearing CSK40P 2RS One way clutch Sealed Bearing, Bearing inner diameter is 40mm, Bearing outer diameter is 80mm and Bearing width is 27mm. Item: CSK40P 2RS Bearing Type: One Way Clutch Bearing Bearing Inner Diameter: 40mm Bearing Outer Diameter: 80mm With One Key way on the inner Ring Bearing Width: 27mm Quantity: One Bearing Dimensions Torque Ncm d D W 40mm 80mm 27mm