OLIVER WHITE SHIN 18" 20" FOR 549, 588 & 589 PLOW 971 1021206 Tractors: TO20 Cutoff Allowance 55mm Tractors: TO20 08 Brand TISCO Make Type Model Case Tractor 1190 Case Tractor 1194 Case Tractor 1290 Case Tractor 1294 Case Tractor 1390 Case Tractor 1394 Case Tractor 1490 David Brown Tractor 1200 David Brown Tractor 1210 David Brown Tractor 1212 David Brown Tractor 770 David Brown Tractor 780 David Brown Tractor 880 David Brown Tractor 885 David Brown Tractor 990 David Brown Tractor 995 David Brown Tractor 996 588 & 589 PLOW Thickness 5 16 Inch Bolt Holes 7 16 2 Holes Plow Size 18 Inch 20 Inch Package Quantity 6 Box With Hardware For Make Oliver White