TAOne Piece Outer Ring Centred Machined Laminated Phenolic
UMGB (SKF)=Bearing For Paired Mounting In Random Order; When Arranged Back-To-Back Or Face-To-Face There Will Be A Medium Preload
EP7Extra Precision Tolerance Class 7. Super Precision Metric Bearings To ISO Grade 4, Abec-7, And BS292 EP7 Tolerances (Also Inch Bearings When Supplied To Abec-7 Tolerances)