McGill® GUIDEROL® machined race full complement needle bearings are manufactured from bearing quality steel with unique roller and race design to provide center guided rolling elements for higher radial load capacity and is well suited for oscillating applications. GUIDEROL® bearings are constructed with radial lubrication hole and groove on the outer and optional inner raceway (MI series) for relubrication through the housing or shaft. Other options include a variety of seal configurations to either help prevent contaminant entry or contain the lubricant. McGill® GUIDEROL® Unmounted Needle Roller Bearing, Heavy Duty Standard, Series: GR Series, 2-1/4 in Bore, 3 in OD, 2 Rows, 1-3/4 in Width, Double Seal Closure, 15250 lb Dynamic/49100 lb Static Load, Steel Bearing, Rubber Seal, Steel Cage, 1700 RPM Maximum, -20 to 250 °F