with the flange being 7/8" outside diameter and 1/8" thick

extra long Frisco Style steel petcock bung allows you to set a gas tank up Frisco style

Colony Machine #SPC-025 3/8 ID x 3/4 Length Chrome Plated Steel Universal Spacer

Black electroplated finish after welding for rugged good looks

39MM Chrome Fork Tubes - 31 inch - 6 Over Subcategory_Gauge Mounts & Brackets with the flange being 7/8"39mm Fork Tube Diameter 31 Fork Tube Length +6 length based on stock 25" length on '04 up Sportsters Fits any model Harley with 39mm Forks (such as 1987 up Sportster, and certain Dynas). This listing is for fork tubes only, internals are not included. These fork tubes fit any model Harley with a 39mm front end on it. You can buy any length 39mm fork tubes you would like, as they mount up the same on mostly all models (see NOTE below for outliers).