Convert-A-Ball 600B Nickel-Plated Replacement Ball - 2-5/16"<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>Ball size: 2-5/16"</li><li>Fits 1" diameter Convert-A-Ball interchangeable shanks， will not fit 3/4" shank</li><li>Nickel-plated steel</li><li>Corrosion resistant</li></ul></div><img src="http://ecx.images-amazon.com/images/I/51J3FA9-o0L.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/31d3L7hcmcL.jpg" noproxy>