4.5 oz Fluid Reservoir K Use in-line with Mityvac hand vacuum/pressure pumps to collect or dispense fluid. Replaces standard 4.5 oz reservoirs included with hand pump kits. . Includes:. 4.5 oz. (135 ml) capacity reservoir bottle. Fluid transfer lid. Fluid storage lid. 1/4 ID x 35/8 long (6.4 mm ID x 90 mm long) fluid pick-up tube. Weight: 2.3 oz. (65 g) MVA6910 No -