Guide Wheel, Bearing Protection Shielded, Bore Diameter 4 mm, For Use With Slides, Lubrication Hepco Lubrication, Maximum Load Axial 900 N, Maximum Load Radial 3,000 N, Maximum Operating Temperature 120 Degrees C, Minimum Operating Temperature -20 Degrees C, Outside Diameter 34 mm, Series GV3, Size 34, System of Measurement Metric, Vee Angle 70 Degrees.