Slip Clutch Disc (Walterscheid) Fits Land Pride Rotary Cutters Models: RC1572, RC2584, RC35120, RC3584, RC45180Outside diameter (O.D.) 6.024" (150 mm), Inside diameter (I.D.) 3.583" (91 mm). Used for lining Walterscheidd clutch K90, K90/4, K92 and K92/4. Changes Walterscheidd No. W168556.