Deck Wheel Assembly / Gravely 045205Pack Size:1Ariens 07130100, Carlisle GRA-3, Carlisle 457051, Gravely 045205, Gravely 037797Green Line 14187, J. Thomas GR-505, J. Thomas TD-48, J. Thomas TD-9354, Martin Wheel 9354DB-GR, NHC 224-7823, Oregon 72-732, Prime Line 7-04876, Ratio Parts 24-748, Rotary 8197, Sunbelt B1CO96, Sunbelt B1CO44, Sunbelt B1CO106Ariens 1232 and 1440 Zoom Sport; Gravely 36", 40", 50" and 60" decks, Pro 200 and 300 series walk behindsBore: 3/4 ", Tread: Smooth, Wheel Size: 9x3 1/2-4, Hub: 3 1/4 " centered, Grease zerk, Pneumatic