Powder coated epoxy cast iron housing with extended inner ring bearings Zone hardened inner ring with 120° spacing setscrew locking with diamond faceted setscrews Felt labyrinth seal and flinger for dry & dusty environment Unique land riding retainer design provides superior pocket clearance that allows for 360° grease circulation around the rolling elements resulting in better retained and utilized lubrication. Sealmaster® exclusive lock & pin dimple for direct lubrication and anti-rotation