I just bought a pair (like $5)and cut down the oversized connectors. Then glued and single stitched them in place.
I think these were the ones, I have an extra pair you can just have (I'm not going to do a Sam) if you need them.
https://www.toyanxiety.com/itptmisccivilwar-suspenders-1.aspx
Thanks! Yeah I'll take them if you don't want them.