That was the same supplier I posted above, but a dollar more. You only get the nylon one for $25.Here is cheapest steel one from ali for just $26 including shipping.
Universal Adjustable CNC Mill Machine Work Piece Stop Positioner for Lathe Workpiece Multi Function Milling Machine Locator Tool - AliExpress
Smarter Shopping, Better Living! Aliexpress.comwww.aliexpress.com
On same item basis Amazon has zero chance competing with aliexpress.