UPGRADE LUG NUTS - Different from the 2-piece hollow nuts on the market, ZOFFI chrome 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 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 Dodge. Its safety and service life absolutely exceed your expectations VEHICLE FITMENT - Replacement for 2006-2010 Dodge Dakota, 2004-2009 Dodge Durango, 2002-2010 Dodge Ram 1500, etc. And fit more 9/16-18 7/8 hex conical/acorn seat wheel nuts. More suitable models are not limited to the above models, please refer to the Amazon garage or contact us SPECIFICATION - 9/16-18 thread, 1.3'' thread depth, 1.48'' high, 1'' wide, 22mm(7/8'') hex 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 ASIN B09TZ3HZLW Brand ZOFFI Color Silver Model JLN012 Set Name Set of 20 Size Name 9/16-18 Metal Type Alloy Steel Drive Style External Hex Part Number JLN012 Thread Size 9/16-18 Thread Type Unified Coarse Finish Types Electroplate Grade Rating Class 10.9 Manufacturer ZOFFI Thread Class Fractional Inch Thread Style Right Hand Fastener Type Acorn Material Type Alloy Steel Exterior Finish Chrome Thread Coverage Partially Threaded Number of Pieces 20 Screw Head Style Conical Inside Thread Size #9 Compatible Groove Diameter 0.56 Inches EU Spare Part Availability Duration 3 Years