Fits Models of Case Construction & Industrial(s) W14, W14H, W18, W18B, W20, W36, 310G, 450, 450B, 450C, 455C, 580, 580B, 580C, 580F, 680E, 850, 1150, 1450 Fits Models of Case Loader / Backhoe Attachments(s) 26, 26B, 26C, 26D, 26S, 32, 33, 34, 35