could I use it on a 32 and say a 25 in the future, if I so wished?
You could. SRAM recommend getting the B-pivot position right for the big sprocket and let the little ones look after themselves, you'll need to adjust the B-pivot position screw when changing cassettes to keep it dialled in correctly.
You could. SRAM recommend getting the B-pivot position right for the big sprocket and let the little ones look after themselves, you'll need to adjust the B-pivot position screw when changing cassettes to keep it dialled in correctly.