bearing element: RBC Bearings RBY3-1/2 Crowned & Flat Yoke Rollers

roller diameter::3.5000 in; operating temperature range::-20 to +250 °F; roller width::2.0000 in; roller material::Chrome Steel; bore diameter::1.1250 in; maximum rpm::2900 RPM; roller shape::Flat; lubrication hole location::None; bearing element::Cylindrical Rollers; axial dynamic load cap