SP Bel-Art Roto-Flo Polystyrene Flow Indicator for ³/₁₆ to ¼ in. I.D. Tubing (H19937-0001) Blue, 3/16" - 1/4" ID auspowers_batchfour Measure to confirm

Measure to confirm

while the twist-off tops let you refill them with less effort

Fluid Type : Air and Water

Threaded Hole Distance: 94 x 48

SP Bel-Art Roto-Flo Polystyrene Flow Indicator for ³/₁₆ to ¼ in. I.D. Tubing (H19937-0001) Blue, 3/16" - 1/4" ID auspowers_batchfour Measure to confirmSP Bel Art Roto Flo Polystyrene Flow Indicator for to in. I. D. Tubing (H19937 0001) Size: Blue, 3 16" 1 4" ID Brightly colored, blue polypropylene paddle wheel spins when gas or liquid flows through a system providing immediate visualization of flow. Molded clear polystyrene body with smooth connecting barbs for easy installation. Internal flow channel diameter is 5mm, paddle wheel shell is 25mm, overall length is 51mm. Maximum recommended pressure