Slide-Co 171699 Sliding Window Roller Assembly， 7/16-Inch Steel Center Groove Wheel，(Pack of 2)<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>7/16 In. diameter flat nylon rollers</li><li>Fits Adore Hilite sliding windows</li><li>Axle pin act as a side guide</li><li>Install 2 per window</li></ul></div><img src="http://ecx.images-amazon.com/images/I/31F1fy4fuuL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/21tJdx2FoGL.jpg" noproxy>