XTR RD- M900- change mid cage to long cage?

Hi Jeff,

I have both long and mid cage and yes they are interchangeable.

sc


"JBF" wrote in message
om...
I'd like to know if anyone has made a successful XTR RD-M900 rear
derailleur change from midcage to a long cage. I haven't seen this
model available with a long cage & am not interested in current
models.Has anyone attempted this alteration?
thanks,
JB