KN4C----B4---21,BALL KNOB 1.470 IN DIAMETER WITH
KN4C----B4S--21,BALL KNOB 1.470 IN DIAMETER WITH
KN4C----B5---21,BALL KNOB 1.610 IN DIAMETER WITH
KN4C----B7---21,BALL KNOB 1.880 IN DIAMETER WITH
KN4C----F2---21,CLAMPING FLUTED KNOB 1.375 IN DI
KN4C----F2-B-21,CLAMPING FLUTED KNOB 1.375 IN DI
KN4C----F2-L-21,CLAMPING FLUTED KNOB 1.375 IN DI
KN4C----F4---21,CLAMPING FLUTED KNOB 1.750 IN DI
