All ENVE Wheels are required to use the ENVE designed brass internal spoke nipple. This spoke nipple is designed to work in conjunction with our patented internal spoke nipple seat. 

You can find that spoke nipple on our website here: https://www.enve.com/product/spoke-nipple/

• Use of any other spoke nipple or washers will damage the wheel, and void the warranty. 

The best tools for our spoke nipple can be found here: https://www.enve.com/product/spoke-nipple-wrench/ 

The following tools will also work:

• Park Tool SW-15

For an explanation of the science behind this design - see our journal article: https://www.enve.com/journal/whats-with-the-internal-nipples/

To see this patent, as well as our others - see our patents page here:

https://www.enve.com/company/enve-patents/https://www.enve.com/en/patents/