10 320916296 CHOCK,WHEEL-TRACK:WOODEN WEDGES MATERIAL:WOOD;LENGTH:390.0 MILLIMETERS NOMINAL;WIDTH:160.0 MILLIMETERS N OMINAL;SPECIAL FEATURES:PVC TUBING AND NYLON BELT HANDLE;HARDWOOD MATERI AL;PART NAME ASSIGNED BY CONTROLLING AGENCY:WOODEN WEDGES EA 4