Harley Davidson Early Bayonet Style Gas Cap, Vented Right Side. Chrome. 36-82 H-D BC35272

Early bayonet style gas cap, vented right side. Chrome

Chrome plated steel. Vented (low) right side. A little smaller in diameter then their late model L73-82 style counterpart. These early caps will physically fit L73-82 tanks as well since the bayonet style fitting of early fuel tank is identical from 1936-1982. 
OEM replacement reference 61103-36

Fits 36-82 H-D (NU)