Park Tool Valve Core Remover<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>A small， handy tool designed to remove and install Schrader and Presta valve cores</li><li>Removes and install Presta valve extenders with 5mm wrench flats.</li><li>Note: Not all Presta valve cores are removable.</li></ul></div><img src="http://ecx.images-amazon.com/images/I/31CC4V%2BI74L.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41kZJgta7vL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41JDLjF8hcL.jpg" noproxy>