The 5-3/4 inch long stud fits air filters up to 5 inch tall. The 1/4-20 stud fits most carburetors. Dominator carburetors use the adapter since they have a 5/16-18 tapped hole in the carburetor.

Product Features:

• Zinc Plated Steel Stud, Adapter & Wing Nut
• Will Fit Most Domestic Carburetors (Chrysler, Ford, and GM)
• Allows Use Of A 5.0" Inch Tall Air Filter Element
• Stud Can Be Cut to Fit Shorter Air Filters (where needed).