McLube *is* the same stuff (Krytox in white paraffin) that is the premium "oil" sold for cycle chains, because it doesn't attract or hold dirt.
Bearing in mind that Amazon is not a competitive source for most spray cans (which they are supposed to ship as HazMat but vendors seem to forget) but the price
between Sailkote and the other sprays is not very different.
The "grandson of Teflon" often makes the grandpa look like cheap
sandpaper, not a better lube.