Sliding lock adjustment system - Clamping lock for oblong hole - Materials: High pressure die-cast zinc body, chrome-plated Button in black or orange thermoplastic polyamide Stainless steel tightening pins and wedges POM plunger - Temperature of use: Max. 90°C Advantages - Allows locking or unlocking without tools and without screws by simply turning the button - Saves time by avoiding the handling of tools. Accessories - Blocking wedge VDS-CB - Can be used with a ruler with groove (not supplied)