The Detroit Speed Mini-Tubs are inner wheel housings designed to accommodate wider tire and wheel packages, including tires as wide as 295mm for the 1962-1965 Chevy II and 315mm for the 1966-1967 Chevy II. They are designed for a perfect fit and retain a stock appearance. The Mini-Tubs are 2 1/2" inches wider than stock, stamped from 18 gauge steel, made in the USA.