![](https://s3images.coroflot.com/user_files/individual_files/510622_vpya2gyya0to95rax6cgl6bjq.png)
![](https://s3images.coroflot.com/user_files/individual_files/510622_u54emuyway_odan3vimx25r7n.png)
![](https://s3images.coroflot.com/user_files/individual_files/510622_r8jqkwuebp42sacrsaor_herx.png)
CNC'd prototype of the ab wheel
![](https://s3images.coroflot.com/user_files/individual_files/510622_ytg9yebbownd_blipmli_tf3y.png)
FEA on wheel. Used a virtual wall to simulate the wheel being pushed into the ground by the user.
![](https://s3images.coroflot.com/user_files/individual_files/510622_gq6ghbdoq4fv3y6bx8okwxhzo.jpg)
TPE over molded onto plastic substrate with mechanical locks
![](https://s3images.coroflot.com/user_files/individual_files/510622_0ljgdqlrgk4fgijmso_xxvy5f.jpg)
Close up of snap-fit
![](https://s3images.coroflot.com/user_files/individual_files/510622_7pxaaftxbmnniwbyxc2chycza.png)
FEA of snap-fit. This is a one time use snap-fit. Part was designed to be brought right up to yield. Bottom image is uses iso-clipping to to show that high stress on the surface does not permeate the entire thickness
![](https://s3images.coroflot.com/user_files/individual_files/510622_7dgrrwvarvhf38bc8pijpx780.png)
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