Presenting a complete hardware set for Big Twin... Manufactured by Colony, it is an Allen Powertrain hardware Chrome plated Colony for Big Twin. Plus, it is perfectly designed to meet the needs of almost all the models and years. So, whether it is a model of 1990 or that of 1997, this hardware set will tailor to every bike’s hardware need. This package comprises a huge number of components, such as- inner and outer primary covers, for the engine, cam, top motor mount, point cover, timing plug, rocker box, lifter base, transmission end cover and transmission bearing support plate covers.