Based on this product's specifications, here are some alternatives and similar models
Metal guide 18 mm MEGA 5300584 with screw fixation
Summary description:
Metal guide 18 mm MEGA 5300584 is a 18 mm-width metal guiding accessory with screw fixation for universal knives and cutting tools. It provides rigid, adjustable edge guidance for repeatable straight cuts, mounting via screws to tool bodies or worktables. Suitable for workshop, carpentry, and DIY tasks requiring precise linear cutting control.