REDUCER, BRONZE, 1-1/2" TO 1-3/8" (BB11). This premium product meets strict industry standards thanks to its well-balanced design and excellent craftsmanship. For long-term dependability and value, this product makes materials that are at the top of their field and cutting-edge technology. Nobody can compare to this product's perfect quality guarantee. An anchor bushing propeller bore bushing can be used to adapt an inboard propeller with a larger bore to a shaft with a smaller diameter. The Bronze Bushing for Bases and Posts will extend the life of your boat. It serves as a substitute for any rusted or damaged equipment. This boat seat bushing was made, which increases its toughness and appeal. Key Features: Developed to provide you with the best strength and endurance possible. A brass step key is also part of the set. A standard SAE taper allows it to suit propeller shafts. It will deliver dependable performance for a variety of thrilling excursions in the future. Standard steel bushings won't last as long as bronze bushings, which also operate more smoothly. Product Details: SKU: BB11 UPC: 88-11 Weight: 0.47 LBS Unit Of Measure: EA Size: 1 1/2 to 1 3/8" Standard marine taper and come with brass step keys.