The NKE NART45UUR is a genuine NKE track roller, featuring a 45mm stud diameter, an 85mm outer diameter, and a 30mm overall width. This robust bearing is equipped with a full complement cylindrical roller set and axial guidance, ensuring high load capacity and smooth operation in demanding applications. It is sealed on both sides (UU) for superior protection against contaminants and incorporates a crowned outer ring (R) to minimize edge stresses and accommodate slight misalignment. Weighing 0.95kg, this NKE track roller is ideal for various industrial and agricultural machinery requiring reliable tracking and support.