Compatibility

Make Sure to Check Your Vehicle Before Purchasing

Not all vehicles use this size — European brands (like BMW, Mercedes, Audi) and some newer models may use different widths or proprietary designs.


Measurements of standard size seat belt buckle

Standard Dimensions for U.S. Seat Belt Clip

Check Metal Tongue Size

In the US, the standard size in the US is considered 21mm.

  • Width: : ≈ 21 mm
  • Thickness: 2–3 mm
  • Slot Size: ≈ 7x20 mm





Common Incompatible Shapes to Warn About

Check Shape of Tongue


Wide Mouth or Oversized Tongue, Offset or Curved Tongue, Hooked or Forked Tongue Ends, Integrated Locking Tab or Safety Catch, Miniature or Slim Profile.

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We offer easy returns within 30 days of delivery. If you're not completely satisfied, simply contact us and we’ll help make it right.

Refund Policy