Size: 7/16 inside diameter x 1/2 inch length

this kit delivers a rigid mounting solution for enhanced stability and a sleek look

Alternatively

These small petcocks tuck up under your gas tank for a real clean look

Axle/Wheel spacer 1-1/2 OD x 25mm ID x 1

Replacement Mounting Bracket Shotgun Exhaust Pipes 1990-03 Harley-Davidson Sportster XL Bolt & Screw Type_Flat Head Allen Size: 7/16 inside diameter xThis is a Replacement Mounting Bracket for Lowbrow Customs Shotgun Exhaust Pipes. Direct fit for 1990 03 Harley Davidson Sportsters. Made in Cleveland, Ohio USA! Mounting brackets in your favorite color, black Mounting hardware Made in the USA See Additional Information below for fitment. Note: For 1986 1989 models you would need to modify the exhaust bracket to work with the stock chain drive and change the starter motor to a later, smaller size