"GAGE,RING;ITEM IS A GAGE,RING GRADUATED NUMBER 2.5 BALL BEARING CONTACT ANGLE;MATERIAL 6061-T6,7.000 IN. DIA. BY 0.750 IN.;GRADUATIONS 13 DEGREES, ANGLE A 205 DEGREES TO 21 DEGREES,ANGLE A 212 DEGREES 17 FEET;ITEM ALSO CONTAINS A BOX,MATL PLASTIC MFR 03663 P/N MP380H3-RC,FILL W/CONVOLUTED FOAM INSERT TO PITCH LINE,USE FOAM INSERTS AS FILLER"