This listing covers the J2 20PCs Black Aluminum M12 x 1.25 Open End Conical Seat Wheels Lug Nuts [21MM OD/50MM Tall], one of the parts our fitment desk checks most often.
![J2 20PCs Black Aluminum M12 x 1.25 Open End Conical Seat Wheels Lug Nuts [21MM OD/50MM Tall]](https://partsmithco.com/wp-content/uploads/2026/07/J2-LN-T7-040-125-BK_1-3.jpg)
Load rating is a safety number rather than a preference, especially on trucks that tow or carry weight regularly. Match load rating to how the vehicle is actually used, not how it is usually parked.
Stock of the j2 20pcs black aluminum m12 x 1.25 open is live on this page rather than estimated.
Shops order the j2 20pcs black aluminum m12 x 1.25 open from us in volume because the data on the page is accurate.
If your build is unusual, tell us and we will confirm the j2 20pcs black aluminum m12 x 1.25 open against it.
What you are buying
- Diameter: 21MM OD
- Material: Aluminum
- Finish: Black
- Category: Car & Truck Wheels
- Price: $83.99 with free shipping over $99
- Availability: in stock, dispatched from the USA
Send the old part number or a photo and we will match it against this listing before you commit.
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Finished surfaces are wrapped and hardware is bagged, so the part arrives ready to install.
Background reading that is not trying to sell you anything: the NHTSA tire safety guide.
Questions we get about this part
How do I confirm this fits?
Our parts team confirms fitment before the box is sealed. Contact us with your vehicle details and we will settle it in advance.
Do you ship the same day?
We ship from a USA warehouse with quick dispatch, and delivery estimates appear at checkout once you enter your address.
What if it does not fit?
Parts are covered against defects for the period stated on this page, and non defect returns follow our standard returns window.
How do you verify this part?
Wheel and tire orders are checked against your submitted fitment, including diameter, width, offset and load rating.
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