Linear Ball Bearing Type Open Inside Dia 5/8 in Outside Dia 1 1/8 in Material Delrin Accelerated Speed 450 fps Between Grooves (mm) 1.105 in Dimension B - Dimension C 1.5 in Dimension C1 1.105 in Dimension C2 - Dimension d - Dimension E - Dimension F 0.11 in Dimension G 0.130 in Dimension T 0.625 Dynamic Load Capacity (N) 320 lbf For Use With Thomson Shafting Inside Dia Tolerance +/-0.001 Maximum Operating Temperature 185 Degrees F Minimum Operating Temperature 0 Degrees F