Stens 751-909 Piston Ring Expander<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>Range 2" to 4"</li><li>Remove or install piston rings without danger of breaking or distortion</li><li>No adjustments needed</li></ul></div><img src="http://ecx.images-amazon.com/images/I/41CGUJFox4L.jpg" noproxy>