Designed as a replacement propeller for Bravo I applications, the Rubex L4 prop features a high rake and cupped blade design for great stern lift and acceleration. Rubex L4 also offers boaters excellent top speed and very smooth performance. High chromium stainless steel withstands rigorous use and provides long-lasting service. Propeller and Hub Kit sold separately. This Rubex Propeller is the prop housing and blades only.• Prop Series E• Solas Rubex Part #: 9574-153-20• 4-Blade Stainless Steel• Diameter: 15.25"• Pitch: 20"• Standard left hand rotation Great stern lift & acceleration Hub kit required | Solas Rubex L4 4-Blade Propeller, Exchangeable Hub / SS, 15.25 dia x 20, LH