Universal Parts Standard CVT Drive Belt 681-17.7-30 $14.99 Quantity discounts available QuantityPrice SKU: 106-92 Restock: Early June Out of Stock Available for BACKORDER Email When Available - Click Here! Get notified when your part is back in stock. First Name Last Name Email Address (required)Suscribe to marketing emails. Email Me! Quantity -+ Add to Cart Details Specs Length: 681mm Top Width: 17.7mm Groove Angle: 30° Supported Models QMB139 50cc/49cc , Roketa, Various unlisted makes/models DetailsSpecsSupported Models Back Universal Parts Standard CVT Drive Belt size 681-17.7-30 for 50cc 4-stroke QMB139-B engines. Back Length:681mmTop Width: 17.7mmGroove Angle: 30° Back QMB139 50cc/49cc , Roketa, Various unlisted makes/models