---
title: Is it permitted to drill into or weld a drawbar?
description: Is it permitted to drill into or weld a drawbar?
---

[FAQ](https://blog.vbg.eu/en/faq)

# [Is it permitted to drill into or weld a drawbar?](https://blog.vbg.eu/en/faq/is-it-permitted-to-drill-into-or-weld-a-drawbar)

 Written by [Isabella Berglund](https://blog.vbg.eu/en/faq/author/isabella-berglund) | 18-Feb-2019 10:27:35

No. According to Directive R55, no modifications may be made to an existing, certified and registered product. Each modification, no matter how minor, requires new certification and registration. There is also a significant risk that strength would be affected, since the design is the result of extensive development work.

[View full post](https://blog.vbg.eu/en/faq/is-it-permitted-to-drill-into-or-weld-a-drawbar)

```json
{
  "@context" : "http://schema.org",
  "@type" : "BlogPosting",
  "author" : {
    "@type" : "Person",
    "name" : "Isabella Berglund"
  },
  "dateModified" : "2019-02-18T10:27:35.097Z",
  "datePublished" : "2019-02-18T10:27:35Z",
  "headline" : "Is it permitted to drill into or weld a drawbar?",
  "image" : {
    "@type" : "ImageObject",
    "height" : 60,
    "url" : "/hs/hsstatic/content_shared_assets/static-1.4092/img/default-amp-logo.png",
    "width" : 60
  },
  "mainEntityOfPage" : "https://blog.vbg.eu/en/faq/is-it-permitted-to-drill-into-or-weld-a-drawbar",
  "publisher" : {
    "@type" : "Organization",
    "logo" : {
      "@type" : "ImageObject",
      "height" : 60,
      "url" : "/hs/hsstatic/content_shared_assets/static-1.4092/img/default-amp-logo.png",
      "width" : 60
    },
    "name" : "Frequently Asked Questions"
  }
}
```