Typically mounted ball bearings attach to the shaft with set screws, eccentric locking collars, a tapered adapter or a clamping lock collar. PTI stocks all four types. The various inserts fit into any housing type. IPTCI Ball Bearing Unit, Normal Duty, Series: SUCTFL 200, 40 mm Bore, 144 mm Bolt Center-to-Center Length, 2-Bolt/Solid Base Flange Mounting, 175 mm Overall Length/Diameter, 51.2 mm Overall Depth, 99 mm Overall Height, Set Screw Locking Device, Silicone Rubber Seal, 24640 N Dynamic/14080 N Static Load, 4000 RPM Maximum, -10 to 210 °F