The NTN 306 DDL Multi Purpose Double Sided Ball Bearing is a versatile and reliable bearings solution for various industrial and mechanical applications. With a bore diameter of 30mm and an outside diameter of 72mm, this bearing is designed to handle high loads and provide smooth operation. Its double-sided design allows for use in both radial and axial loads, making it a great option for a wide range of motion control and automation systems. Ideal for businesses looking for a durable and efficient bearings solution, the NTN 306 DDL is a valuable addition to any inventory.