Originally Posted by
jp911
Timely post. I just tried to install a new Ultegra 11-speed chain yesterday and could not get the master link to fully close. I tried every trick and tool I have. It looks like it should be so easy. I caved and ordered a master link tool (Park 1.2).
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I can usually snap them on with a thumbnail, removing them in another thing. Its easy to deform them, or they fly away. Good to have the pliers. Especially true if you encounter O rings on a car or motorcycle.