MMX Ball/Radius Seat Wheel Nut / Lug Nut - Single Replacement for MMX Stud Conversion and Stud and Nut Kits

Single Replacement Lug Nut for MMX Stud Conversion — Ball/Radius Seat

Need a spare wheel fastener for your MMX stud conversion? This is a single replacement lug nut designed for wheels that use a ball (radius) seat profile. Perfect when you’ve damaged a fixing, changed to different rims, or want a couple of extras in your toolkit. Engineered for secure clamping on performance road cars and track-day builds, it’s a simple, cost-effective way to keep your wheel hardware in top condition.

• Replacement wheel lug for MMX stud conversion kits
• Ball/radius seat profile for compatible alloy or steel rims
• Sold individually — add the exact quantity you require to your basket
• Ideal as a spare, replacement, or when swapping to wheels with a radius seat
• Consistent fit and finish trusted by our team and our customers

Choosing the right seat style

Wheel fixings must match the seat profile of your rims. This listing covers the ball/radius seat option. If your wheels use a cone/taper seat, choose the conical variant from our range instead. Unsure what you need? Check your wheel manufacturer’s guidance or contact us for advice.

Why buy from MJ Modifications

• Used on our own builds — proven fitment and dependable performance
• Great feedback from owners running stud conversions on daily drivers and spirited road cars
• Fast, simple way to replace a single damaged or missing lug nut

Ordering and compatibility

• Quantity: sold per nut — order the number required for your vehicle
• Compatibility: for MMX stud and nut conversions using a ball/radius seat
• Matching replacement studs are available separately if required

Fitting service

Want professional installation or a health check on your wheel hardware? Book in with MJ Modifications in Warwickshire. Request a fitting quote at info@mjmodifications.co.uk.

Tip: Always verify your wheel seat type before ordering to ensure correct contact and secure clamping.