Thickness: 2 / 50mm | Vehicle Bolt Pattern: 5x5., 5 / 5x139., 7mm | Wheel Bolt Pattern: 5x4., 5 / 5x114., 3mm | Thread Pitch: 1/2-20 studs & nuts | Center Bore: 87., 1mm. All VLAOSCHI products are covered by two years warranty to be free of defects in material and workmanship. Steering Wheels & Horns For Dodge Ram 1500 Van 4X 1.5 Wheel They are designed to move the wheel further out from the hub, give your vehicle a more aggressive stance, allow for better handling characteristics & increases driving stability; Mount larger wheel or tires, eliminate wheel/tire rubbing instantly. 【Benefits】These are wheel adapters, change bolt pattern, adapt 5 Lug 4., 5 Rims onto a 5., 5 Vehicle. 5x114.3 To 5x120 Wheel Adapters 6x139.7 Wheels VLAOSCHI Black Forged 5x5.5 To 5x5 Wheel Adapters 1 Inch With 1/2" Studs Compatible With Dodge F-ord 5 Lug 5x139.7 To 5x127 For 1994-2001 RAM1500 6x5.5 Wheels Ford F150 Adapter We don't recommend to install the bolt nuts by electronic tool, it is best by manual. VLAOSCHI Black Forged 5x5.5 to 5x4.5 Wheel Adapters 1.25 Inch with 1/2" Studs Compatible with Dodge F-ord 5 Lug 5x139.7 to 5x114.3 for 1994-2001 R-AM 1500 | 1975-1996 F150 | 1976-1986 CJ - Pack of 4 Please note: recheck all bolts after 20-50 miles of driving, then again after 1-2000 miles. *If you don't make sure whether this item fits to you, message us with your vehicle year, maker and model, we will find the item you need. 【Installation & Warranty】Easy bolt-on installation, no special tool needed.