Wtt my sram force crankset used 300 miles-mostly indoor

Classifieds
1

anybody want to trade their barely used sram force crankset of 172.5 to me for my 175s? no bottom bracket
I may also go for a new ultegra crnakset too.

2

are yours 39/53, 34/50 or 36/50?

3

sorry, didn’t think about that.
53/39