The CP-F, 2 oz stainless steel pump dispenses precise portions from your standard 3 1/2 quart (3.3 L) fountain jar. Each press or stroke serves 2 oz (60 mL) or can be reduced for 1 3/4, 1 1/2 or 1 1/4 oz (52, 45 or 37 mL) servings.