Musiclily Guitar Roller Flat Wavy Vintage-Style String Tree Guides Retainer for Fender Strat Tele Replacement Guitar Parts (Pair of 10)<div style="text-align: left;"><strong>[Product Information]</strong><ul><li><span class="a-list-item"> Vintage Style，mainly for the Stratocaster or other guitar.More accurate tuning </span></li><li><span class="a-list-item"> Reduce string friction to save the strings More accurate tuning;Retain the string perfectly </span></li><li><span class="a-list-item"> Screw length: 11mm;The hole: approx. 3mm in diameter </span></li><li><span class="a-list-item"> Sold by Pair， ready for use. </span></li><li><span class="a-list-item"> Package Includes: 10 Pair guitar string retainer </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/31wF32u8ybL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/31jt4SZGlUL.jpg" noproxy>