Fareastsails.com Sail Slides;

Note: In selecting slides you should be looking at slide width or diameter in regards to slugs. Many different sizes will fit a mast, but the width and diameter are the controlling features, length has little issue.

5/16  =  7.93mm
3/8"  =  9.52mm
1/2"  =  12.7mm
5/8"  =  15.88mm
3/4"  =  19mm
7/8"  =  22.2mm

Tolerance around 1mm

Slides are normally webbed on as in the below example, as sailmakers, this is the better more professional installation. If you want shackles, please advise. Sometimes shackles are better in the case when a customer is unsure of his slide selection.