These are 1/8" NPT threaded aluminum bungs

flatwashers and nuts fit 1991-03 Sportster

#BHC-828 1/4-20 x 1/2 inch Length Chrome Button Head Allen Bolt - 10 Pack

The steel plates get welded to the backbone of any custom motorcycle frame and the bolts pass through the decorative inserts before being threaded into bungs on the bottom of a custom fuel tank (see related products below for a selection of bungs)

Reproduction of parkerized OEM# 56154-49 bolts and CAD plated OEM# 7900 flexloc nuts used on 1949-1959 Big Twins

Universal Braided Stainless Brake Line - 47" - Ebony Length_.648" These are 1/8" NPT threadedThese universal braided lines look great, perform well, and allow you to build any length brake lines needed when paired with the correct Banjo Bolts and Brake Line Fittings for your application, whether a stock or custom motorcycle. For over 50 years Goodridge has been the top name in brake lines, fittings, and fluid transfer systems. Trust the best when it comes to stopping your motorcycle. Stainless steel braid is superior in pressure rating, flame