Ok guys I just bought a boat it came with two props one is a viper 14-1/2 19 pitch one is a viper 14-1/2 21 pitch its performers better with the 21 so for thw time being im gonna run the 21 I'm wanting to sell the 19 to help goes towards a taker 23p or 24p what do y'all think a good asking price would be for a viper 14-1/2 19 pitch 15 spline