<B>Match Motor Type：This item is only a sprocket for our brush DC motor MY1020.</B><BR> <BR> 100% Brand new and reliable quality <B>Used for brushed Motor MY1020</B><BR> <BR> <B>Name: </B>11 tooth sprocket. <BR> <B>Chain: </B>Used for 25H chain<BR> <B>Color: </B>Black<BR> <B>Material: </B>Alloy material<BR> <B>Inner diameter</B>: 8.5mm-10mm (width 8.5mm,inner diameter 10mm) <BR> <B>Fitment: The sprocket is used for brushed motor MY1020</B><BR> <BR> <B>promotion of shipment：</B><BR> weight less than 2KG,，We will send by epacket.(shipping time about 7-15 working days)<BR> weight more than 2KG, ，We will send by DHL or UPS or FEDEX or TNT(shipping time about 3-7 working days)<br>