Changeable Sign Letters
Different types of sign letters including flex, rigid, letters for some sidewalk signs and special signs. Most sign letters, unless otherwise stated, are on a clear back.
Not sure what type sign letter you have or need? Our FAQ (Frequently Asked Questions) page will help in determining type of letter and thickness of the plastic.
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![](/images/sign_letters/A8_9_060_128x128.jpeg)
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![](/images/sign_letters/StopLook_128x128.jpeg)
- Flex Letters
- Approximately the thickness of a credit card, for signs that have flex letter track, without doors.
- Rigid Letters
- Used on signs with rigid letter track, they are two to three times the thickness of a credit card.