Flower Locking Bolt

TPi locking bolts set the highest standards in the industry. Cold-forged locking bolts can achieve 12.9 Class in strength, are coated with 96 hours Triple Nickel Chrome finish and are 100% manually and visually tested. TPi locking bolts are conveniently packed in TPi clamshell with 4 locking bolts, 1 or 2 keys and 1 Key ID Cards. TPi produces several anti-theft wheel lock systems that fasten wheels, at the same time protecting them from theft. All wheel locks function like a regular lug bolt, but requires a special key tool for installation and removal.

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Flower Locking Bolt

Narrow Groove Patterns

The narrow groove resists the intrusion of lock removal tools into the pattern.

Through Heat Treated

Every locking bolt is heat treated, reaching the hardness needed for its unsurpassed level of security.

Sliding Function Available

These Locking bolts have a function of 1mm-1.5mm variation in the seating surface that provided security to wheels and hubs of different PCD dimensions.

Dual Hex Key

Dual Hex Key is provided for greater application coverage, which matches the vehicle's original equipment lug wrench.


Laser Hologram

Here are some features of hologram to identify TPi Genuine products.

Registration Card

A registration card is included in EVERY set for the customer to register the key code on our official website for a spare key if a key is lost. Key replacement is for FREE! The customers only needs to shows the registration card and pay for the freight (See the freight here) to get a FREE spare key.

Register Here!


With more than 40 years of experience, TPi has become the expert in forging wheel nuts. We are devoted to making products that meet the highest standard of safety and durability.
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