the distance from the inside of the hub to the outside of the flange is 1-3/4" on both sides

or are you looking to adjust your Sportster's stance

The glass body never discolors and allows you to check for fuel flow and make sure your carburetor is free of debris

They work with almost any bungee cords

OEM# 41510-07 and 41502-07 add a clean look to 2007-up FLSTC

#2648-9 Top Motor Mount Hardware Kit 1936-1947 Harley-Davidson Big Twin - CAD Plated Oil Tank Included_No - Full Frame Only the distance from the insideCadmium plated OEM# 4644 bolt, 7867 castle nut, washers and cotter pin used to fasten motor mount to frame on all 1936 1947 Big Twins. Made in Ohio, USA.