<br><br><b>【Timing Belt Specification】</b> <br>-Type: GT2 Timing Belt <br>-Material: Pure Premium Rubber <br>-Length: 5Meter <br>-Width: 6mm <br>-Pitch : 2mm <br><br><b>【Timing Belt Pulley Specification】</b> <br>-Type: GT2 Timing Belt Pulley <br>-Material: Aluminum Alloy <br>-Teeth: 20 <br>-Hole: 5mm <br><br><b>【Warranty】</b> <br>-Every product passed QC before shipment. But if you have problem, we provide free return/exchange in 90 days, pls contact us. <br><br><b>【Packing List】</b> <br>-1x 5Meter Timing Belt <br>-5x Timing Belt Pulley <br>-1x Allen Wrench