RockTrix for Precision European - (2) 1" Thick 4x156 ATV Wheel Spacers with 3/8" Studs & Nuts - for many Polaris & Kawasaki: Predator Ranger RZR Sportsman XP Lakota Mojave Tecate (4/156) Silver [VERIFY FITMENT] Applicable for many Polaris & Kawasaki ATVs/UTVs. Before purchasing, see Description section for specific year and models and also to read the Important Notes section. [IMPORTANT STUD INFORMATION] ATVs/UTVs come with different size wheel studs. Before purchasing, you MUST check the thread size of your wheel studs. These spacers WILL NOT WORK if your machine does not have 3/8"x24 threading. [SPECIFICATIONS] Pack of 2. Thickness: 1.0" (25mm). Bolt Pattern: 4x156. Hub Bore: 131mm. Stud/Nut Thread Pitch: 3/8"x24 [MANUFACTURING] Wheel Spacers are CNC Machined to exact specifications from Aerospace Billet Aluminum. Undergoes anodizing process to prevent corrosion. [PRODUCT BENEFITS] Quick bolt on installation. Gives your vehicle a more aggressive stance. Improves handling characteristics and stability. Fixes brake caliper clearance issues. Increases tire clearance to allow installation of wider wheels and tires.