McGard Lug Nut 1/2 Pro-Stock Open End (4) RS001004 Shoulder and Back adjusts 2-1/2"

Shoulder and Back adjusts 2-1/2" vertically

900 RPM when digital stage rev limiter mode selected

complete with custom fitted protective case

Armortex® palm reinforcement

Available with and without emissions provisions for your custom application (emissions compliant model includes pre-installed internal oil baffles in both covers

McGard Lug Nut 1/2 Pro-Stock Open End (4) RS001004 Shoulder and Back adjusts 2-1/2"Chrome plated lug nuts lead a tough life.; Think about it, harsh elements, nasty corrosive wheel cleaners and lead foot drivers.; Not to mention overzealous impact guns and loose fitting lug wrenches.; This kind of treatment destroys ordinary lug nuts which turns even the best looking wheels ugly.; Tough Nuts can take the punishment and keep your wheels looking beautiful.; Tough Nuts are guaranteed for life not to rust, chip or peel.; McGard