The John Deere 5ZN16604 Knife is an essential genuine OEM replacement part engineered for superior cutting performance in various John Deere round baler models. This durable knife ensures efficient and clean cutting of forage, contributing to high-quality bale formation and consistent machine operation. It is specifically designed to maintain the integrity of your baling system and is compatible with models including the 456, 457, 466, 467, 556, 557, 566, 567, 568, 854, 864, 960, 990, 990R, 990S, F440R, F450R, F450E, V451R, V461R, V461M, V461E, V450E, V450R, V460R, V460M, and V460E.