The JCB 91610001 is a genuine OEM ball bearing designed for a wide range of JCB agricultural and construction machinery. This high-quality bearing features an inner diameter of 40 mm, an outer diameter of 80 mm, and a width of 18 mm, ensuring precise fit and reliable performance. With a weight of 0.40 kg, it is engineered to meet the demanding specifications of JCB equipment, providing essential support and reducing friction in critical applications.