Bossnut rear mech hanger. Link.
BOSSNUT.DAVE
Posts: 102
If you own a Calibre Bossnut this maybe of help for you. Bit pricey but if you need one.
http://gearmechhanger.com/epages/950018 ... ducts/D679
http://gearmechhanger.com/epages/950018 ... ducts/D679
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