Acorn nut, 5/16"-18 x 1/2" | Color: chrome | Order Number: R0111acorn | OEM Number: 7748

DL,RL,WL,WLA,WLC,WLD. XLCR.FLHS 1977.Servi-car.K-model.Sportster,KH,XL,XLH,XLCH,XLS,XLX 54-87.JD,VL,Knucklehead,UL,EL,TA,ELC,FL,FLH,Panhead.Shovelhead.XR-1000.Z-90.Baja.Sprint.SS,SX 175/250.SXT.Golf car.Utilicar.FLT.FXR.FXST.FXEF,FXSB.FXWG.Topper.XA 1942.