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Original wheels would be drilled for Radius R13 bolts. Aftermarket wheels are usually 60 degree Tapered seating.

Important: The seat type (Tapered/Radius etc) must be the same as your wheels. Our wheel nuts are tapered for use with aftermarket wheels.

STEEL BULGE ACORN NUTS

TPi wheel nuts are manufactured to meet or exceed the OEM standard for safety
and durability. TPi ensure their wheel nuts can withstand three times more torque than that of OEM comparative wheel nuts.

Available in a wide range of colours.

FEATURES

Material: AISI1008-1010
 

Finish: Zinc, Triple Nickel/ Chrome
 

Durability: Zinc 72 hours Salt Spray Test, Triple Nickel/ Chrome 96 hours Salt Spray Test
 

Hardness Treatment: Carbonized
 

Design: The seating surface is designed to meet the wider seating surface used on some aluminum wheels. In addition, the raised bulge section can prevent the sockets or adapters from scratching the wheels.