Armour Test Strip
- Jacob Villeneuve
- Sep 22, 2017
- 1 min read
Just found this !
Its a test patch for Armour Hardness on the M3. It was on the inside of the co-drivers foot well, a long strip that makes up the lower door sill. You can see the Hardness testers strikes, as what remains of the batch lot and QA testers number
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