36mm Outside Dia 11mm Belt Width 6mm Bore 20 Teeth Synchronous Timing Pulley<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>Product Name : Timing Pulley;Type : XL20;Number of Tooth : 20</li><li>Pitch : 1.6mm/1/16'';Top Diameter : 27mm/1.06";Overall Size : 36 x 25mm/1.4'' x1''(D*H)</li><li>Bore Diameter : 6mm/ 15/64";Fit Belt Width : 11mm/0.43''</li><li>Material : Aluminum;Color : Silver Tone</li><li>Weight : 52g;Package Content : 1 x Timing Pulley</li></ul></div><img src="http://ecx.images-amazon.com/images/I/41QaclvPelL.jpg" noproxy>