Welcome to our store！</br> 1、Applicable: This propeller installation hardware kit is applicable for 15‑20 horsepower engine, and the part numbers are 6E7 45987 01, 90201 10M01, 90171 10M01, 91490 30020. 2、Well Designed: The marine prop nut kit is well designed, and it is also easy to install and disassemble, which can replace the old or damaged. 3、Practical: The upgrade marine prop nut kit is simple in design, light and compact, so that this kit is easy to carry and use, convenient and practical. 4、Premium Material: This propeller installation hardware kit is made of premium aluminium alloy and metal which is durable to use. 5、Good Replacement: This upgrade propeller installation hardware kit has good performance which is great replacement for the old kit. <p class="wang-edit-text"><p class="wang-edit-text"> Item Type: Propeller&nbsp;Installation&nbsp;Hardware&nbsp;Kit Material: Aluminium&nbsp;alloy&nbsp;and&nbsp;metal Gross Weight: 88g/3.1oz <style> .wang-edit-text{ font-family:'Arial' !important; } .wang-edit-text table { border-top: 1px solid #000; border-left: 1px solid #000; } .wang-edit-text table td, .wang-edit-text table th { border-bottom: 1px solid #000; border-right: 1px solid #000; padding: 3px 5px; } .wang-edit-text table th { text-align: center; }</style> 1 x Nut&nbsp;&nbsp;1 x Thrust&nbsp;Washer&nbsp; 1 x Spacer&nbsp; 1 x Cotter&nbsp;Pin&nbsp; Satisfaction - Our customers are our top priority. If you find any product problems after receiving the goods, such as damage and incorrect quantity of goods, please contact the seller immediately. We try our best to provide you with satisfactoryaftersalesservice</br>