These curtain sliders are 7/16" in diameter at the top. Your channel must be at least that width. The narrow neck is just under 3/16" in diameter.
If your original sliders looked like the photo below, these sliding eye carriers will work.
See additional photos for a side-by-side comparison.
10.41£10.41
14.42£14.42
3.92£3.92
8.01£8.01
