coped steel bungs are 1" diameter and are drilled and tapped all the way through with 5/16"-18 thread

Ideal for use with air horn / velocity stack or any custom air cleaner

These full radius steel bungs are 1" long x 3/4" diameter and are 5/16"-18 thread

NOTE: These plates are NOT for T100 500 twin models

#8161-4 Rear Axle Nut and Lock Kit - 1930-1972 Harley-Davidson Knucklehead/Panhead/Shovelhead - CAD Plated Vendor_COLONY MACHINE-DROPSHIP coped steel bungs are 1"Quality reproduction rear axle nut and lock kit contains axle nut, sleeve nut, sleeve collar and axle nut lockwasher. All parts are made to original H D specifications. These fit Harley Davidson Big Twins 1930 1972, Knuckleheads, Panheads and Shovelheads. Made in Ohio, USA.