[Application]: Use for MERCURY / MARINER 135 - 250 HP VERADO 200 - 300 HP MERCRUISER 120 - 375 HP ALPHA AND BRAVO ONE STERNDRIVES ALSO MERC / MAR 75 HP 1984 AND NEWER VERADO 135 - 200 HP Fury, Tempest Plus, Mirage Plus, REV 4, Trophy Plus, Bravo I & Maximus Propellers. (Attention: Not compatible with Verado V8 engines with 1.25 inch prop shafts.) [Function]: Designed to protect the drivetrain system during operation and assist in maintenance and parts replacement. Provides buffering and protection against shocks to the drivetrain system. [Advantages]: Soft-Shift rubber hub kit helps reduce shifting noise and propeller rattle, delivering quieter and smoother power transmission from engine to propeller. Color: Black Material: Metal Package Contents: 1 x Flo-Torq II Hub Kit Note: Only the items listed above are included. Other products are not included. Light reflection and differences in display settings may cause slight variations in color between the product image and the actual item. Measurement may vary by +/- 1-3 cm.