Allstar Red Plastic Fitting Cap Kit features a fitting cap kit. It fits sizes -3an through -16an and is made from high-quality red plastic. The cap kit is a must for keeping debris out of lines and hoses. It is ideal for keeping internal components of dry sump pumps, fuel pumps, pressure regulators, etc. clean during storage. It is sold one set of 5 pieces of each size. It is backed by a 90-day limited factory warranty.