Originally Posted by
fietsbob
S3X It is a fixed 3 speed, no coasting down hill, it won't freewheel.
New,.. unlike the AW3, which has shown itself durable, over many decades.
FWIW, the S3X will accept a threaded single freewheel. But doing so raises the question "why?" when you can get a freewheeling AW hub for a fraction of the cost of an S3X.