These props have been in storage in their boxes. No hubs. They were modified by Throttle Up before they closed. Balanced, thinned added cup sharpened leading edges. Originally for V bottom and 496 engines. Excellent propellers built by one of the best companies at the time highly active in offshore racing. Sell as a pair $900.00 Stock new props are $680-$750 each plus shipping. The cost of tuning varies but pretty safe to say these have 2-300$ mods each. These are for real pro props and fast.