1. STAINLESS STEEL Made of high quality stainless steel material, durable, high strength, not easy to corrode.2. PROTECT YOUR ENGINE Designed for durability, provides higher flowing and cooling flowing to protect your engine.3. PRODUCT NUMBER The product number is 17031501 YAPKT. Please check your engine type before purchasing.4. GOOD REPLACEMENT The marine propeller installation hardware kit is the perfect replacement for old or broken.5. EASY TO INSTALL Easy to install and all the parts fit perfectly. At the same time, it is convenient to carry.Item Type:Marine Propeller KitProduct Number:17031501 YA-PKTFitment:For Yamaha engines 9.9 HP to 15 HPColour:As ShownMaterial:MetalPackage Contents:1 x Cotter Pin1 x Washer1 x Hex Slotted Nut1 x SpacerOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.