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Self-adjusting cup dispenser; Unit can be mounted in-counter horizontally, angled or vertically; ABS plastic construction with a no-jam design; A precision three clip adjustment mechanism combined with a calibrated compression spring ensures one-at-a-time dispensing; Dispenses 8 oz to 44 oz paper, plastic & foam cups with rim diameters ranging from 3 1/8" - 4 1/2"; Ring bezel is 7 1/8" and includes (2) springs (F&P); 17" tube length with a mounting hole cut-out of 5 1/4"; 1 year limited warranty against defects in material and workmanship; NSF certified