Monza Filler Cap Necks. 2 inch & 2.5 inch. Aluminium.
Monza Filler Cap Neck. Shown with a Monza Cap. (Not included). Our item, 715 to fit 2 inch or 2.5 inch Monza filler caps. The Necks screw into the cap, and can either be welded or bonded into your Petrol or Oil tank.