Surface Mount Draft Beer Drip Tray, with Cutout for a 3" Column Tower, with Drain, PVD Brass Drip Tray Features: Easy installation: simply drill one hole to locate and secure. Welded corners, finished smooth for safety and appearance. Fast draining, precision louvered screen. Lift out screen makes cleaning easy Center mounted solid brass drain. Specifications: Tray TypeSurface Mount with Cut-Out ApplicationDraft Beer Towers with a 3" Diameter Column Dimensions12"L x 7"W x 3/4"H Cut-Out Diameter5" x 2" MaterialStainless Steel Tray with PVD Brass Grid DrainThreaded Brass 3-1/2" x 1/2" I.D.