roller material: RBC Bearings SRF45SS Crowned & Flat Yoke Rollers

roller diameter::2.2500 in; operating temperature range::-20 to +250 °F; roller width::0.9950 in; roller material::Chrome Steel; bore diameter::1.2500 in; maximum rpm::3100 RPM; roller shape::Flat; lubrication hole location::None; bearing element::Needle Rollers; axial dynamic load capacity