nut and lockwasher used on 1937-1946 Big Twins

Perfect of installing aftermarket or customs exhausts

Increase displacement from 883cc to 1200cc

020" is 71

Dished Screw-In Gas Cap for Harley-Davidson 1996 & later - Brass Subcategory_Neck Cups nut and lockwasher used onLowbrow Customs dished gas caps are precision machined out of solid brass and paired with an injection molded base and gasket that fit 1996 & later Harley Davidson motorcycles as well as most aftermarket gas tanks. These gas caps are slightly smaller diameter than a stock cap for that custom look and feature a knurled band for easy tightening and removal, with or without your gloves on. These are solid brass, not brass plated, as you will know when