PROP V/C AL I/O 94UP 21" 161004 14-1/4" x 21 Al 3 Blade Propeller Vol Sx/Sx Cobra/Omc Cobra I/O Every Michigan Match propeller features a Naval brass spindle with a rubber cushioned hub which absorbs impact and the stress caused by shifting gears. The rubber bushing is designed to spin free under significant impact, reducing the potential for lower unit damage. hub kit is included Great primary propeller, yet priced as a weekend-saver spare Improved powder coating and beefier bushing Perfect replacement propeller Available in aluminum Recommended Boat Applications: Inflatables, Aluminum Consoles, Walleye Boats, Offshore Singles, Pontoons, Skiboats, Family Cruisers, Workboats, Houseboats Sx cobra, volvo penta sx - 4 3/4" gearcase Thru Hub Exhaust & 19 Tooth Spline 3.0 L 1994 and Newer 43. L 1994 and Newer 5.0 L 1994 and Newer 5.7 L 1994 and Newer 5.8 L 1994 - 1997 7.4 L 1997 and Newer 8.2 L 1997