UPGRADE LUG NUTS - Different from the 2-piece hollow nuts on the market, ZOFFI chrome Dodge lug nut is one-piece solid alloy steel cold forged, which is not easy to age and has a long service life, and it is a kind of corrosion-resistant steel. The thickened Thickened chromium layer on the surface can prevent accidental scratch, falling and high temperature expansion from affecting the product appearance and safety SAFETY AND LONGEVITY - We know that safety and service life are one of your most concerned issues. The ZOFFI lug nut adopts vehicle engineering design, which aims to ensure the tight fit between precision processed nut thread and bolt to ensure safety. And as the distance of the vehicle increases, the nut will lock more tightly. Since the birth of this product, specifically for Ram. Its safety and service life absolutely exceed your expectations VEHICLE FITMENT - Replacement for Dodge: 2002-2010 ram 1500, 1994-2010 Ram 2500, 1999-2003 Ram 2500 Van, 1994-2010 Ram 3500, 1999-2003 Ram 3500 Van, Replacement for Ford: 1984-1997 F-250, 1985-1997 F-350, 2002-2006 Hummer H1?except 2005), 1974-1988 J20 8 lugs. It also works for 5 lugs and 6 lugs, a few more as a spare is also a good choice SPECIFICATION - 9/16-18 thread, 1.84'' thread depth, 1.92'' high, 0.9'' wide chrome solid one-piece conical lug nuts. After strict cold forging and heat treatment process, whether in the high temperature of summer or in the winter on the road of salt, can be a smooth AFTER-SALES SUPPORT - The quality of ZOFFI products has been verified in the European market, but at the same time we also humbly accept that you are not satisfied with the product. If you have any questions, please feel free to contact us, we will reply as soon as possible