I took my valve cover off of the rear cylinder and noticed this sitting next to my timing chain tensioner. Does anybody know what that is from? Thanks in advance.

Attached Images

image_1473603200447.jpeg (415.7 KB)

I took my valve cover off of the rear cylinder and noticed this sitting next to my timing chain tensioner. Does anybody know what that is from? Thanks in advance.

Attached Images

image_1473603200447.jpeg (415.7 KB)