B section size:Width 17mm,Thickness 11mmThe V belt K material is rubber.If you have a massive demand, you can have a discount.Apply to:Widely utilized in automoblles, industrial, household appliances,agricultural equipment,etc.Remarks: If you've got particular needs, please contact us, we will customise in step with your needs!Notes:Light shooting and varied displays could cause the color of the article in the photo somewhat various from the genuine thing.The size have a definite error.