Inner dimension 70 mmOuter dimension 110 mmWidth 40 mmWeight 1,2 kgSeal None, open bearing Lubrication Preserved Arrangement Single universal bearing Material Standard bearing steel Ball rows Double row bearing Tolerance class inner ring More accurate than P2 or ABEC 9 Tolerance class outer ring More accurate than P4 or ABEC 7 Material of rolling elements Standard bearing steel Lubrication hole Without lubrication groove Temperature range -40 to +110 °C Cage Hard tissue cage Contact angle 21 degree Preload Light preload |