Description

Key Details

Brand: RS Watanabe / Racing Service Watanabe
Product: RS Watanabe Lock Nuts
SKU: Locknut
Category: Parts
Subcategory: Parts
Product Type: Wheel lock nuts / locking lug nuts
Material: Steel
Seat Type: 60-degree taper
Adapter Key: 19/21HEX
Included: 4 lock nuts + 1 adapter key
Common Use: RS Watanabe wheels, wheel security, classic JDM builds, street cars, restoration projects, and compatible aftermarket wheel setups.

Common Applications

The RS Watanabe Lock Nuts are commonly used with compatible RS Watanabe wheels and aftermarket wheels that accept steel 60-degree taper lock nuts.

Final compatibility depends on the vehicle’s wheel stud thread pitch, wheel seat type, nut size, wheel design, hub setup, and installation requirements.

If you are unsure whether these lock nuts are right for your vehicle, contact us before ordering.  Contact us.

RS Watanabe Character

RS Watanabe is known for its iconic Japanese wheels, and correct supporting hardware is important for a complete and secure wheel setup. These lock nuts help add an extra layer of wheel security while keeping the installation aligned with Watanabe-related wheel hardware.

Set Contents

This product includes:

4 lock nuts
1 adapter key

The adapter key is listed as 19/21HEX.

Shipping and Lead Time

Availability may vary depending on supplier and production status.
Additional shipping fees may apply depending on destination.
International delivery timing may vary by country, customs clearance, and carrier.

• Note: Shipping price listed on website is only for USA customers. For other country, please contact us individually after placing an order. We will revise the shipping quotation.

Important Notes

This set includes 4 lock nuts and 1 adapter key.
The lock nuts are steel.
The seat type is listed as 60-degree taper.
The adapter key is listed as 19/21HEX.
Always confirm thread pitch, seat type, wheel compatibility, and vehicle setup before ordering.
Contact us before ordering if you are unsure whether this lock nut set fits your vehicle.

FAQ

Are these authentic RS Watanabe parts?
Yes. These are authentic Racing Service Watanabe wheel hardware parts.

What is included in the set?
The set includes 4 lock nuts and 1 adapter key.

What material are the lock nuts made from?
The official page lists them as steel.

What seat type do these lock nuts use?
The official page lists a 60-degree taper.

What adapter key is included?
The adapter key is listed as 19/21HEX.

Will these fit my car?
Fitment depends on your vehicle’s wheel stud thread pitch, wheel seat type, nut size, wheel design, and hub setup. Contact us before ordering if you are unsure.

Can these be used with RS Watanabe wheels?
They are intended as Watanabe wheel hardware, but final compatibility should always be confirmed based on your exact wheel and vehicle setup.