P4Dimensional And Running Accuracy To ISO Tolerance Class 4 (More Accurate Than P5) (Interchangeable Up > 80mm)
DBATwo Single Row Deep Groove Ball Bearings, Single Row Angular Contact Ball Bearings Or Single Row Tapered Roller Bearings Matched For Mounting In A Back-To-Back Arrangement, Light Preload
GMMOpen Single Direction Bearing Filled With Standard Grease