From the product description, check product page for current description, price and availability:

• Pls noted the cutout size is 3.75″ Confirm whether it is suitable for your tower.DIMENSIONS: 12.2″ L x 8″ W x 3/4″ H and 3.75″ diameter cutout
• CUTOUT FOR BEER TOWER: Ensures your beer drip tray is positioned perfectly for catching spills from single, double, and triple tap beer towers.
• KEEP YOUR KEGORATOR AND COUNTERTOPS CLEAN: Whether you are a bar owner, a coffee shop barista, or a homebrewer, this stainless drip tray will keep your counters clean by catching drips and spills when pouring coffee, beer, wine, or other beverages; The stainless steel cover easily removes so you can dump out any liquid caught inside of the tray; This bar tray is dishwasher safe
• Removable cover for easy cleaning. No Drain Hole Below.
• SLEEK STAINLESS STEEL PLATE: Looks great and will not tarnish, rust, or corrode and lifts easily off the plastic base making cleanup a cinch.

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