Mercury Bravo Two Stainless Steel Propeller 17.75" Diameter x 21" Pitch RH 48-18616A6Mercury Bravo Two stainless steel propeller 18616A6 has a 17.75" diameter and 21" pitch with right-hand rotation. It is designed for use only on MerCruiser Bravo Two sterndrives. The propeller features a rubber bushing on a bronze splined hub, which helps absorb vibration, engine shift shock, and impacts from submerged objects to protect the engine's prop shaft, driveshaft, and power train. Bravo Two propellers require the use of Forward Cupped Washer 12-55072, Tab Washer 14-34817, Aft Cupped Washer 12-54738, Prop Nut 11-54034, Forward Thrust Washer 55074T, and Aft Washer 12-55073A2.Features Bravo Two propellers are exclusive to MerCruiser Bravo Two sterndrives; The broad diameter and incredible amounts of blade area deliver maximum thrust for larger, heavier boats; Made with a proprietary blend of 15-5 stainless steel alloy for strength and durability; The brushed satin finish provides pleasing aesthetics and corrosion resistance; Specification: Diameter: 17.75"; Pitch: 21"; Rotation: Right Hand Rotation; Number of Blades: 3; Material: Stainless Steel; Unsure if this prop is right for you?Use our Propeller Finder to ensure you have the right propeller for your boat!*Special Order Item