XT FC-M760 cranks in 175mm length. In very decent condition, with the plastic pre-load cap too. £40 posted or can do complete with chainrings for £45 posted. 
Pictures in Flickr.....
https://www.flickr.com/photos/43121659@ ... 590229184/
Pictures in Flickr.....https://www.flickr.com/photos/43121659@ ... 590229184/
