Holley 20-2 Throttle Ball Assortment<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>Replaces worn throttle studs</li><li>Contains 4 throttle balls measuring 1/4"， 5/16"， 7/32"， and 3/8"</li><li>Limited Warranty</li><li>Limited Warranty</li></ul></div><img src="http://ecx.images-amazon.com/images/I/516sbhKE6YL.jpg" noproxy>