12MM to 10MM Banjo Adapter Washers

Designed for bikes that already have 12mm banjos.......enables the use of a 10mm banjo bolt through a 12mm banjo fitting (often the black rubber hose types found on late model H/D's) without having to remove the existing hoses. Made from 6061 billet aluminum. Made in the USA Sold in pairs NOTE: Joker Machine master cylinders are set-up for the use of the more common 10 mm banjo fittings that bolt onto 3/8"-24 threads in the body.