Well, M901 to be exact as its the top pull version. 34.9mm clamp. I'm only selling this as I need a bottom pull mech instead. Minty mint condition and as you can see in the pics, never been fitted to a bike 
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I'm after £38 posted within the UK and it will be sent 1st class recorded. Payment by paypal gift please
.I'm after £38 posted within the UK and it will be sent 1st class recorded. Payment by paypal gift please
