main cuff (MEDIUM)

When the two key halves come together, they create a heart on the end which is used to turn the pin. This is a piece intended for lovers, the keys can be worn as pendants and symbols of the two halves of one heart.

The medium size cuff (pictured above) inner diameter is 2.45". The opening is 2.1" wide

The links to the three other components to complete this assembly are as follows

love bangle pin (medium)  
https://www.shapeways.com/product/4H4P583JX/love-bangle-pin-rev-a-11-18-17-medium?optionId=64190917

Heart key female
https://www.shapeways.com/product/HVD29GMAC/heart-key-female-rev-a-11-18-17?optionId=64190834

Heart key male
https://www.shapeways.com/product/QGE2W8CNT/heart-key-male-rev-a-11-18-17?optionId=64190880

Link to hi-res images here
https://www.facebook.com/RipandTear1/photos/pcb.1925126274449962/1925126097783313/?type=3&theater

Link to all sizes here
https://www.shapeways.com/shops/ripandtear?section=love+bangle&s=0