Features: 1. APPLICABLE MODELS: Fit for Mariner: 2 cycle 60 HP, 4‑stroke 40 ‑ 60 HP, 70 ‑ 250 HP; Fit for Force: 90 ‑ 120 HP; Fit for Mercruiser: for Alpha and for Alpha One, for Bravo One (less than 400 HP). 2. PART NUMBERS: OE numbers for reference are 835290Q1, 835266A1. Original standard, the manufacturing in accordance with strict OE specifications, direct replacement 3. DURABLE MATERIAL: The propeller hub drive sleeve is made from high strength and durable rubber materials, ensuring longevity and reliable performance. 4. ENHANCED PROPELLER PERFORMANCE: This propeller hub drive sleeve enhances the performance of the propeller, ensuring smooth and efficient operation. 5. EASY INSTALLATION: The prop hub drive sleeve is designed for easy installation, allowing for hassle free replacement or installation on the propeller hub. Specification: Item Type: Propeller Hub Drive Sleeve Material: Rubber OE: 835290Q1, 835266A1 Installation Type: Direct Replacement for Original Part Applicable Models: Fit for Mariner: 2 cycle 60 HP, 4-stroke 40 - 60 HP, 70 - 250 HP Fit for Force: 90 - 120 HP Fit for Mercruiser: for Alpha and for Alpha One, for Bravo One (less than 400 HP) Fit for Mercruiser Flo Torsion II Prop Packing List: 1 x Propeller Hub Drive Sleeve Note: Please verify the part number and vehicle model year before purchase, and ensure compatibility.