Nylon bushings are best for lower horsepower applications and sizable diameter propellers. A premium-quality product professionally picked under demanding industry standards, well-balanced design, and a high degree of craftsmanship. Nylon Bore Reducers are a fast remedy for a propeller that has a borehole drilled bigger than it should be. Nylon Bore reducers are manufactured to typical SAE specifications and include a Bronze step down key. The manufacturer distinguishes its product by an absolute quality guarantee, which no one else can match. Key Features: Made from industry-leading materials and cutting-edge technology Ensures long-term dependability and value The taper is a standard maritime taper and comes with brass step keys Standard SAE propeller shaft taper is compatible It has a taper rate of 1:16 Work perfectly for low-horsepower applications Constructed for optimum strength and endurance Withstand years of abuse and have been rigorously tested Created with unrivaled craftsmanship Specifications: Brand: Anchor Bushing, Inc. SKU: NB9 UPC: NB9 Weight: 0.16 LBS Size: 1 3/8 to 1 1/4" Bushing Number: NB9 Material: Nylon Shaft Diameter: 1-1/4" Propeller Bore: 1-3/8" Replaces Products: 88-804, NB9 Standard marine taper and come with brass step keys.