The Haiouus 191B21-6 Adapter Pipe And 197889-6 Flat End Nozzle,, Fits Xbu03 Product Features Replacement model: 191B21-6, 197889-6 197889-6 Compatible With Makita 18V X2 36V Hand held Blower, Fits XBU03 and XBU02Z Model. 197889-6 size: length is: 27.5CM / 10.8inch. The longest outer diameter of one end of the flat mouth is 13.2CM / 5.2inch. The shortest outer diameter is 5.2CM/2inch. The diameters of the round holes at the other end are 9CM/3.5inch and 8CM/3.15inch respectively, as shown in the picture. 191B21-6 Size: The maximum hole distances are: 10.2CM / 4inch and 8.9CM / 3.5inch as shown in the picture. Adapter length: 25.7CM / 10.12inch. Small hole pitch: 7.5CM / 3inch. Product features: Narrow profile design increases air speed, resulting in better removal of heavy debris. This product is made of high quality material, which increases the blower flat end nozzle service life. When installing the transfer pipe, try to place the pipe and blower on the ground or other flat positions, which not only makes the installation more convenient, but also improves the operator's comfort. Dear buyers, if you have any questions during purchase and use, please send us an email in time, and our staff will reply you within 24 hours. Before purchasing, please check in advance whether your product and model are consistent with ours to avoid inapplicability. Shipping: Shipping is complimentary within the lower 48 US States. We Do Not Ship to PO/APO Boxes, HI or Alaska We Do Not Ship Outside of the Continental US All items ship within 24-72 hours of Payment For large items that require Freight shipping a valid phone number is required to call and schedule your delivery Terms of Sale and Feedback: Feedback is extremely important to us and If you are satisfied with our transaction, please take a moment to leave Positive Feedback. YOUR Satisfaction is our #1 Priority! If there are any issues, PLEASE contact us BEFORE leaving a neutral or negative rating so that we may resolve any concerns. We PROMISE we can make you happy if you give us a fair chance. Returns / Concerns: All items qualify for returns within 14 - 30 days of receipt. Buyer is responsible for return shipping on any item that is not damaged Please be sure this is an item you want before making your purchase. Customer Satisfaction is our TOP priority! All items are IN STOCK at time of listing. Inventory changes constantly and it is impossible to maintain a perfectly accurate count of all items. Please do not penalize us if we have to issue you a refund! Thank You For Your Business!