The New Holland 84307115 Crank Arm is a genuine OEM replacement part designed for various New Holland square balers. This essential component plays a critical role in the baler's mechanism, facilitating the precise movement required for efficient hay baling. Manufactured to New Holland's stringent quality standards, it ensures durability and optimal performance in demanding agricultural conditions. This crank arm is compatible with models such as the 500, 505, 565, 570, 575, 580, BC5050, BC5060, BC5070, and BC5080 balers, providing a perfect fit and restoring original equipment functionality.