The Franke 1555434 Knurled Hopper/Piston Screw helps provide secure adjustment and fastening of hopper and piston components in compatible foodservice equipment. Designed as a replacement fastening component, this knurled screw allows for easy hand tightening and loosening without the need for specialized tools. It works by securing connected parts in place, helping maintain proper al... https://partsfe.ca/1555434-franke-screwknurled-hopperpis-ton