Sperzel 3+3 Trim-Lok Tuning Machines Black<div style="text-align: left;"><strong>[Product Information]</strong><ul><li><span class="a-list-item"> Graduated post heights 12:1 ratio Sealed lubrication Metal knobs Threaded peghead bushings </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/41tGbB5FSFL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41lqys8LfdL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41NTFygNScL.jpg" noproxy>