191B21-6 191L13-5 Adapter Pipe 197889-6 Flat End Nozzle, Compatible With Product Details 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. Payment We accept PayPal and credit cards via PayPal. Taxes - US We collect sales tax, as required by law. Shipping We make every effort of shipping within 3 business day of payment clearing. The estimated delivery time is 2 - 5 business days from the shipping date. Policies If you do need to return your item, please contact us via email (you will receive an email when your product ships with additional details - Subject: Important information about your purchase). You will then be provided with a return shipping label and packing slip. Pack the item carefully. Include the packing slip, apply the shipping label, and return the item within 30 business days of the date you request a return, or your return will be canceled. Once we receive your order we will inspect the return. Please allow up to 5 business days of receiving the returned item for your refund.