The Fiatagri 81863110 is a genuine OEM control knob designed for a wide range of Fiat and Fiatagri agricultural tractors. This essential component ensures reliable and precise operation of controls within the cabin. Manufactured to original specifications, it guarantees perfect fitment and durability for models including the 90-series, 88-series, 66-series, and L-series tractors. With dimensions of 20mm length, 20mm width, and 20mm height, and a weight of 0.01 kg, this knob is a direct replacement for worn or damaged original parts.