Threaded Insert for SG Football Boots (2 pcs) – Nike / Puma / New Balance / Mizuno / Umbro / Diadora / Under Armour

Damaged stud thread? Repair instead of replacing your boots.

A loose stud or stripped thread is one of the most common issues in Soft Ground (SG) football boots with screw-in studs.

This professional threaded insert allows you to restore factory-level stability and extend the life of your boots without buying a new pair.

Set includes

• 2 × threaded inserts for SG football boots

Compatible models (SG screw-in versions only)

• Nike: Mercurial, Phantom, Tiempo, Premier (SG)
• Puma: Ultra, Future, King (SG)
• New Balance: Furon, Tekela, 442 (SG)
• Mizuno: Morelia, Rebula, Monarcida (SG)
• Umbro: Velocita, Speciali (SG)
• Diadora: Brasil (SG)
• Under Armour: Magnetico, Spotlight (SG)

Step-by-Step Installation Guide

Step 1: Remove the damaged insert

• Unscrew the stud from the sole.
• If the insert is loose – gently remove it using pliers.
• If firmly attached – carefully lift it from inside the sole.
• Tip: Work precisely to avoid damaging the sole structure.

Step 2: Clean the mounting hole

• Remove glue residue and dirt.
• Smooth the surface.
• Degrease using isopropyl alcohol.
• A clean socket ensures long-lasting repair.

Step 3: Install the new insert

• Insert the threaded sleeve into the opening.
• Press evenly against the sole.
• Use high-strength polyurethane adhesive if needed.
• Ensure correct alignment and stability.

Step 4: Allow curing time

• Wait 12–24 hours if adhesive was used.
• Do not screw studs in before full curing.

Step 5: Install studs

• Screw in by hand.
• Tighten with stud wrench.
• Check stability before playing.

Why repair instead of replacing?

• Significant cost savings
• Extend the lifespan of premium boots
• Keep your perfectly broken-in pair
• Environmentally responsible solution

For serious players, details matter. A properly secured stud ensures better traction and control in wet conditions.

FAQ

Is replacing the insert difficult?
No. With basic tools and precision, it is a straightforward repair.

Do all football boots have replaceable inserts?
No. Only SG models with screw-in studs.

Can I do this myself?
Yes. No professional equipment required.