![FWS20-115.gif ethirteen UK](http://ethirteen.uk/cdn/shop/files/FWS20-115_3f61f07d-950f-4a26-85fd-9bcb4e8b0932.gif?v=1712820362&width=1445)
This spacer allows our cassettes to be used on XDR drivers. They are designed around XD drivers which are 2mm shorter than XDR so this ensures the correct spacing.
Compatibility
XDR drivers only
![XDR Spacer for e*thirteen cassettes](https://cdn.shopify.com/s/files/1/0063/3765/8983/t/59/assets/badge.png?v=130515577682218264381670976708)
Guaranteed to be free from defects in materials or workmanship for 5 years after original purchase