●Unique - 14X1.5 spike lug nuts manufactured with high quality cold forged heavy steel and heat treated. Sturdy and more durable to meet or exceed OEM Standards. The Electrophoresis Coating on the surface of the lug nut makes it corrosion resistant ●Data - 14mm x 1.5 thread pitch, 4.4"(112mm) length, 0.9"(23mm) diameter, 60° conical seat, one-piece design, anti-theft spline design, closed end bulge acorn. ●Fitment - Compatible with Chevy 1999-2023 Silverado 2500 3500 HD Dually, 1989-2013 Suburban 2500 HD, 1997-2023 Express 2500 3500, GMC 1999-2023 Sierra 2500 3500 HD Dually, 2000-2013 Yukon XL 2500,1997-2023 Savana Van 2500 3500, Dodge 2014-2023 Ram 2500 3500 Dually, Ford 1999-2023 F250 F350 Super Duty(only fit 14x1.5 Lug), 2003-2005 Excursion ●Note - 32PCS spiked lug nuts with 1PCS socket key for AFTERMARKET WHEELS ONLY with M14x1.5 thread. Offers an aggressive look for off-road enthusiasts ●Good Customer Serive - Rest assured knowing that your spike lug nuts is backed by our manufacturer 30-day money back. If you ever have a problem, just return it for a free replacement or a full refund, click Add to Cart now and try it no risk free