Looking for 31 spline axles for 68 Mustang ford 9”

[medbali76]

Hello Guys

One of my friend is looking for a pair of 31 spline axles for 9” 68 Mustang rear end or would trade his new 31 spline Trak Lok for a new 28 spline Trak Lok.
Axles can be new or used.
Please PM me if you have set for sale.
Thank you.