These are not just "USA STOCK", these are proudly MADE IN USA!!!!      Accept NO Imposters!!!   

Machined BILLET from 6061 aluminum, not from some cheap extrusion!

Get your rotors and flipflop hubs ready!

This has been the missing link for some time now for folks wanting to convert to a disc brake system on a old/midschool ride and still utilize the larger thread for a freewheel. This adapter fits onto the small side of your flip flop hub.  This adapter with the smaller thread is essential if you plan on running a 16T or larger freewheel.  

A couple threads that cover the topic about conversions here-

https://bmxmuseum.com/forums/viewtopic.php?id=853591

https://bmxmuseum.com/forums/viewtopic. … 498420&p=6